weird network lock? - LG Optimus 3D

Hello
I just recently got the optimus 3d. its brilliant!
With the help of this forum I've managed to root and get Clockwork then install thais rom.
amazing speed increase.
But i have just one issue.
My phone was locked to orange uk provider. when i bought the phone I had to call orange to have my phone 'activated'
only after i did that did the phone even receive a signal.
before that it just said emergency call only, or no signal.
now, i've unlocked the phone using a code. it now says no personalization when i check the lock menu.
but: when i insert another sim, vodaphone uk or 3 uk, it says emergency call only or no network.
whats going on?
please help...
thanks

after a search it seems other people also have this issue with no reply.
did anyone else have this problem and fix it?

pauliebb said:
Hello
My phone was locked to orange uk provider. when i bought the phone I had to call orange to have my phone 'activated'
only after i did that did the phone even receive a signal.
before that it just said emergency call only, or no signal.
now, i've unlocked the phone using a code. it now says no personalization when i check the lock menu.
but: when i insert another sim, vodaphone uk or 3 uk, it says emergency call only or no network.
whats going on?
please help...
thanks
Click to expand...
Click to collapse
The activation bit is for the sim card, I have a phone locked to O2 and what happens is you register the sim with them and then they enable it to use their network which is why until then it will say no network.
It is also the reason why if you put any other sim in the phone, and that sim has not yet been used to make calls, you get the same error.
As for the personalisation message on the unlock menu, I am unsure what you mean by the lock menu. I assume you mean the screen you see before you unlock your phone to use it each time, and did a search on google which produced no results but I would guess that if you are using a custom rom the message means you either have not personalised your screen or that the option is there to personalise it but has not been used.
Dave

mistermentality said:
The activation bit is for the sim card, I have a phone locked to O2 and what happens is you register the sim with them and then they enable it to use their network which is why until then it will say no network.
It is also the reason why if you put any other sim in the phone, and that sim has not yet been used to make calls, you get the same error.
As for the personalisation message on the unlock menu, I am unsure what you mean by the lock menu. I assume you mean the screen you see before you unlock your phone to use it each time, and did a search on google which produced no results but I would guess that if you are using a custom rom the message means you either have not personalised your screen or that the option is there to personalise it but has not been used.
Dave
Click to expand...
Click to collapse
unlock menu - where you enter the network unlock code.
i'm trying to use my 3 uk sim, its been on contract for over 2 years.

I know that a lot of unlocked phones wont work with 3, if you google 3 unlock you will find a lot of people have problems and some unlock companies even specify they wont unlock to 3 network but if it does the same with non 3 cards or only works with one operator perhaps the unlock was only partial?
I did a search for pedsonalisation and all I found were various unlock sites saying that a sucessful unlock needs you to have a personalisation menu.
My previous android phone had a device lock and a sim lock, could it be your unlock has only partially worked? Is it only one provider whose network you can access?
Dave

mistermentality said:
I know that a lot of unlocked phones wont work with 3, if you google 3 unlock you will find a lot of people have problems and some unlock companies even specify they wont unlock to 3 network but if it does the same with non 3 cards or only works with one operator perhaps the unlock was only partial?
I did a search for pedsonalisation and all I found were various unlock sites saying that a sucessful unlock needs you to have a personalisation menu.
My previous android phone had a device lock and a sim lock, could it be your unlock has only partially worked? Is it only one provider whose network you can access?
Dave
Click to expand...
Click to collapse
you're being really helpful so i give thanks.
i have tried o2 and vodafone sims in the phone also but to no avail... always says emergency only or no network, with both showing no signal.
would flashing the original orange rom back then retrying the lock code help? as of right now when i go to the unlock menu and click network lock it prompts a message stating my phone has no personalization.

sorry missed out a little bit of info.
the only network that works is orange, it gets full signal and works perfect, but i'd really like to use my contract sim instead of pay as you go extra on orange.

I've done some more searching and found that on a lot of phones that personalisation message means the phone unlock has failed and that after a successful unlock it should say something like "network lock has been personalised".
You do only get a certain number of tries so don't enter the code over and over, if you are sure you entered it correctly it means the code you got just didn't work (I had that when unlocking my previous LG and had to buy a code from somewhere else as the first one didn't work at all).
I am not recommending this site, it's just one that explained how to unlock so am posting a link in case it helps, but the site says you need to enter two codes on an Optimus 3D. One is for network lock and one for service provider lock, I know that some people on the xda forums have unlocked their phones so I hope they will jump in and help solve your problem as really all I can do is google for the bits I am unsure of but it would seem your code did not work, or that you need two codes and only had one.
Dave

mistermentality said:
I've done some more searching and found that on a lot of phones that personalisation message means the phone unlock has failed and that after a successful unlock it should say something like "network lock has been personalised".
You do only get a certain number of tries so don't enter the code over and over, if you are sure you entered it correctly it means the code you got just didn't work (I had that when unlocking my previous LG and had to buy a code from somewhere else as the first one didn't work at all).
I am not recommending this site, it's just one that explained how to unlock so am posting a link in case it helps, but the site says you need to enter two codes on an Optimus 3D. One is for network lock and one for service provider lock, I know that some people on the xda forums have unlocked their phones so I hope they will jump in and help solve your problem as really all I can do is google for the bits I am unsure of but it would seem your code did not work, or that you need two codes and only had one.
Dave
Click to expand...
Click to collapse
just wondering if i could post a video link here to show how it happens, if not, mods can you delete this link:
http://videobam.com/YqMQH
might need to tilt head/computer screen
that was with orange sim, without orange sim it shows no signal and no network... its running thais rom.
heres a video of it using another sim.
when i start the phone with other sim, it prompts whether i'd like to use mobile data or not, but no connection!

pauliebb said:
just wondering if i could post a video link here to show how it happens, if not, mods can you delete this link:
http://videobam.com/YqMQH
might need to tilt head/computer screen
that was with orange sim, without orange sim it shows no signal and no network... its running thais rom.
heres a video of it using another sim.
when i start the phone with other sim, it prompts whether i'd like to use mobile data or not, but no connection!
Click to expand...
Click to collapse
http://videobam.com/ScZMP

Well having watched your videos I can clear up something, I think.
I had searched for terms based around "no personalisation available" which means your code did not work but searching for the actual message in the video "your phone is not personalised" produced completely different results.
That specific message means the option you are clicking on is not locked (not personalised by your provider) at least according to various pages I have found including a few on other well known Android forums so if that's correct your unlock did actually work and that is why the message appears.
The page at http://www.cpkb.org/wiki/LG_enter_NCK_code also mentions this code and its cause.
If the other sims you try offer you data or mobile but do not connect, yet you can make calls, then you need to set up your apn for that provider. The apn tells your phone how to connect to your provider.
This is really easy to do but you will need a free app called Apn global from the android market at https://market.android.com/details?id=osatek.apn.global obviously you need it on your device which can be done in various ways, possibly easiest if you can connect via wifi and go to the market.
Install and run it, pick the name of your provider (the provider whose sim you wish to use) and it will create the mms and internet settings for you. Then mobile data should work.
Alternatively if you have an android phone which you already use that sim on, install to that phone and choose the apps backup option which will backup your exact settings to sd card so you can import them to another android phone.
If you have other providers apns on there you will probably need to tell the phone to use your new settings. Simply go to your phones settings menu, find the wireless settings option and click it then scroll down the screen to "mobile networks" and click that. Then click "Access point names" and choose the desired provider. I have three on my phone and you can always revert to any other settings if you change provider later.
The apn app is very useful, I have used it on a few phones, it has a large list of providers worldwide so you should find your choice of provider there and hopefully that will solve your problem.
Dave

Thanks for the reply dave, but I have yet more bad news sadly.
I can't actually make calls, as shown in the second video it shows no network/emergency calls only.
It's hard to believe no-one else has this issue.
I have owned lots of android in the past(started with g1, then hero, then jumped to zte blade then galaxy 1, now this) none of them posed any difficulty removing network lock.
Its such a strange problem that a search of this forum shows at least one other person had this issue but no-one could help.

Sorry if this sounds stupid but have you gone into the settings menu on your phone (Settings/Wireless and Networks/Mobile Networks/) and chosen the "select your network provider" option?
There you can force your phone to use a specific network provider.
Dave

mistermentality said:
Sorry if this sounds stupid but have you gone into the settings menu on your phone (Settings/Wireless and Networks/Mobile Networks/) and chosen the "select your network provider" option?
There you can force your phone to use a specific network provider.
Dave
Click to expand...
Click to collapse
I have with error "Unable to connect to this network at this time. Please try again later."

I don't think I can help, though I did some more googling and on the cyanogen mod forums someone posted a similar problem....
I've been using the nightly builds of CM7 since they came out and have had no network problems. I then installed version 7.0 [stable] when it came out, and just yesterday I installed version 7.0.3 [stable].
I have had no signal since, and whenever I try and select my network from the Settings > Wireless & Networks > Mobile Networks > Network Operators, it comes up saying "Unable to connect to this network at this time. Please try again later.".
It is nothing to do with my network provider, as my brother's phone works fine and he is on the same network as me.
I am on Three Mobile.
Please help!
RESOLVED: I just wiped all userdata and reflashed CM 7.0.3, I'm a very impatient person
Click to expand...
Click to collapse
If you fail to get a solution this option may help but probably best as a last resort. One thing I did notice when watching your second video is that you have the wireless on, this will stop your phone connecting to any providers mobile data so at least as far as mobile data goes you won't be able to use it when connected to wifi and would have to switch wifi off in order to test the mobile data connection.
Also I know that on my O3D my wireless sometimes seems to cause my phone signal to switch off with the little x. I doubt that is the cause of your problem but may be worth trying to connect with no wifi.
Dave

mistermentality said:
I don't think I can help, though I did some more googling and on the cyanogen mod forums someone posted a similar problem....
If you fail to get a solution this option may help but probably best as a last resort. One thing I did notice when watching your second video is that you have the wireless on, this will stop your phone connecting to any providers mobile data so at least as far as mobile data goes you won't be able to use it when connected to wifi and would have to switch wifi off in order to test the mobile data connection.
Also I know that on my O3D my wireless sometimes seems to cause my phone signal to switch off with the little x. I doubt that is the cause of your problem but may be worth trying to connect with no wifi.
Dave
Click to expand...
Click to collapse
I'm going to try reinstall the original orange rom that came with it and downgrade baseband, if that fails to work after a full reinstall using lgflashtool I'll have to try get another phone.
thanks for all your help dave, i really appreciate it!

A popular unlock site says the only steps needed to unlock to any network are...
1. Input a non accepted simcard
2. Phone will display enter “Sim network unlock PIN” or “Enter Network Unlock Code”
3. Input the 8 or 16 digit unlock code that was emailed to you
4. Phone is unlocked!
If you did this, which you obviously have, your phone is unlocked and the problem must be something else but if you're going to flash a copy of the orange rom you might want to check first with one of the more knowledgeable users here that the rom won't replace some of the locks you already removed.
I checked around and from what I have found it should be as easy as put the new providers apn on your phone, select their settings from mobile networks menu for provider and also mobile data and that should work.
One orange customer who unlocked a different model android phone found that all they had to do was flash the radio only (not the rom), not sure how you do that but there are probably guides on xda.
Dave

I flashed the original orange rom and after flashing the froyo basrband it suddenly worked. Flashed gb again and it still worked, seems i just hsd to reflash basebsnd/radio like you said.
Thank you so much
Sent from my LG-P920 using Tapatalk

Hi pauliebb,
I have the same problem that you had. I bought a used unlock O3D vodafone ES to gift to my brother, he lives in south america and he told me that the mobile does not recognize his SIM. What did you exactly do you did to reflash the baseband firmware???
I supposed thet the mobile is unlock because it shows the same message when enter to the unlock options "phone is not personalised"
Regards

the same problem
i have the same problem, i have phone from plus gsm poland, phone is not personalizet but read only sim card from plus, diffrent card not read and show info no sim card, help me how resolve this problem?

Related

3G not working, it did yesterday...

When I got my HTC Touch Cruise, I put in my Vodafone SIM card. It did not mention anything about 3G, and internet was slow as hell (GPRS)
After Opera got stuck, and I hard resetted the device, I found out the 3G network was connected. I was happy with 3G and HSDPA. Now my connection was of a real good use.
But, when I switched it into airplane mode today, and then out, it only found GPRS network. That's strange.
I thought it was a temporary problem which would go away with a reset. Not.
Maybe if I'd try Manual network selection... Also no solution.
Now I am fed up with this. I already called Vodafone, they tried their best but couldn't help me any further.
Does this mean I have to hard reset my device again to use the 3G connection again
I had the same problem, when i called my carrier, they didn't know anything about the Polaris (including that it even exists)... But, the Hard Reset fixed it, and has been working like a charm after that. At first i thought it was a registry edit caused the problem, but couldn't reproduce it.
I Got the same problem afte ruse the "plane configuration" but after a hard reset nothing happened...
any idea?
Hi RobbinM,
This could be a number of things relating to your device your SIM or our network. There are a few things you can try to rule out some of these first.
Try doing a full manual roam first by selecting another network on your phone and then choosing Vodafone UK to update. Then try to reconnect to 3G.
After that, try your SIM in another 3G device to see if you're able to connect with that. If you are then it's likely to be a phone problem. If it still doesn't find 3G then you could try another SIM in your phone for Vodafone and see if that connects to 3G, if it does then it is possibly a SIM problem.
The only way to rule out a network problem would be if you can connect to 3G on another phone with your SIM.
After trying this, if you're still unable to connect to 3G at all with your SIM or another phone and SIM, we'd need to take a look at your account and check for possible 3G faults in your area.
To get in touch you can contact us using our online contact us form here on the Vodafone.co.uk website here. In the body of your e-mail somewhere use the code FIT135, this will then route the e-mail to our queue here to work for you. Remember to put the info in the contact form relating to your Vodafone mobile number, we'll then be able to have a look for you and get back without having to ask you for more info first.
We'll look out for your e-mail. Good luck with the tests above. Perhaps include the results in your e-mail to help us diagnose the problem.
Hopefullyuseful
Vodafone UK
Hopefullyuseful said:
Hi RobbinM,
This could be a number of things relating to your device your SIM or our network. There are a few things you can try to rule out some of these first.
Try doing a full manual roam first by selecting another network on your phone and then choosing Vodafone UK to update. Then try to reconnect to 3G.Did that, no solution
After that, try your SIM in another 3G device to see if you're able to connect with that. If you are then it's likely to be a phone problem. If it still doesn't find 3G then you could try another SIM in your phone for Vodafone and see if that connects to 3G, if it does then it is possibly a SIM problem.SIM is OK, tested in another phone and found to be working
The only way to rule out a network problem would be if you can connect to 3G on another phone with your SIM.worked like a charm
After trying this, if you're still unable to connect to 3G at all with your SIM or another phone and SIM, we'd need to take a look at your account and check for possible 3G faults in your area.That would be nice
To get in touch you can contact us using our online contact us form here on the Vodafone.co.uk website here. In the body of your e-mail somewhere use the code FIT135, this will then route the e-mail to our queue here to work for you. Remember to put the info in the contact form relating to your Vodafone mobile number, we'll then be able to have a look for you and get back without having to ask you for more info first.I live in Holland, so perhaps I need to use another e-mail form
We'll look out for your e-mail. Good luck with the tests above. Perhaps include the results in your e-mail to help us diagnose the problem.
Hopefullyuseful
Vodafone UK
Click to expand...
Click to collapse
I also tried hard reset like 5 times, in different ways, with or without SIM installed when resetting.... Still no 3G.
I contacted vodafone here, they told me it was a problem in the phone itself. But I'm not sure since a hard reset didn't solve anything.

[Q] Telus HTC Surround - Unlocked, MMS & CID not working!

Hey Guys
Really hoping someone could help me out here as I LOVE this phone and do NOT want to return it.....I unlocked an HTC Surround yesterday and was able to pop in my Rogers SIM and start using the phone. However, off the Bat it would not browse. I had to configure rogers APN (rogers-core-appl1.apn) initially. This allowed me to browse ofcourse. Suddenly I noticed I was unable to send MMS or receive them.
However - eventually MY MMS's will get to the receiption although I will get a failed alert, I on the other hand will NOT get any MMS's from senders. All calls are coming in as UNKNOWN CALLER.
I had Rogers do a network refresh on my SIM yet nothing has helped. I also installed the HTC App which updates the correct Carrier Profile settings, yet NOTHING hass worked
These are my only 2 grips with the phone, MMS and CID. Other small quircks (such as wrong time stamp) I can live with...
If any experts have ANY advice - I thank you in advance.
Regards
MMS will not work on unlocked wp7 devices because it's mms settings are confirgured for the locked carrier. There is no setting in the wp7 atm that will let a user change the mms settings. Hopefully microsoft will fix this issue in the next update.
powersquad said:
MMS will not work on unlocked wp7 devices because it's mms settings are confirgured for the locked carrier. There is no setting in the wp7 atm that will let a user change the mms settings. Hopefully microsoft will fix this issue in the next update.
Click to expand...
Click to collapse
Thanks for the prompt follow up!
Just an FYI - its half working with the HTC App - I can send, but not receive. Why would MS cripple such a needed setting?!
Any idea as to whats blocking my CID?
DarthVR6 said:
Hey Guys
.....
I had Rogers do a network refresh on my SIM yet nothing has helped. I also installed the HTC App which updates the correct Carrier Profile settings, yet NOTHING hass worked
.......
Regards
Click to expand...
Click to collapse
Ensure your have CLIP (calling line identity presentation) provisioned on your account (In the HLR). I would assume this is what was checked when you called, but it might be worth checking 100%
I once had mine drop off for seemingly no cause. This resulted in every call coming in as 'Unknown Caller'
If this has happened to you, swapping phones would show the same issue.
refer: http://en.wikipedia.org/wiki/Caller_ID
(CLIP can go by other names)
I'm interested to know the cause of this, if you can post when its fixed.
hmm caller id should work regardless of which network the phone is being used on. CID is all dependent on the network provider you are using.
as for mms setting, I think it's not crippled, ms just didn't have enough time to implement this feature prob.
powersquad said:
hmm caller id should work regardless of which network the phone is being used on. CID is all dependent on the network provider you are using.
as for mms setting, I think it's not crippled, ms just didn't have enough time to implement this feature prob.
Click to expand...
Click to collapse
Well I just popped the same SIM into my Desire Z which is also unlocked and CID is working..
I can live without MMS but to not have CID work will be an issue.
Do any of you suspect removing it and adding it will help?
This most likely is a silly q but with the Carriers is there a difference with iPhone CID and non iPhone CID?
DarthVR6 said:
Well I just popped the same SIM into my Desire Z which is also unlocked and CID is working..
I can live without MMS but to not have CID work will be an issue.
Do any of you suspect removing it and adding it will help?
This most likely is a silly q but with the Carriers is there a difference with iPhone CID and non iPhone CID?
Click to expand...
Click to collapse
Only 1 setting.
removing and re-adding will have no effect if its working in another handset.
Your phone is getting the 'info', but not displaying it.
Perhaps a hard reset is in order?
-- you can confirm a handset fault by placing in the original SIM and testing CID again
I've done a full restore through settings 3 times, is there another method?
Sent from my HTC Vision using XDA App
DarthVR6 said:
I've done a full restore through settings 3 times, is there another method?
Sent from my HTC Vision using XDA App
Click to expand...
Click to collapse
toss the original sim back in it.
If it works its possibly due to the provider (i dont see how tho), or you were correct and its in some way linked (again, i dont know how this would be the case)
If it doesnt work, then something is wrong with the handset.
Im not sure if the hard reset from the menu is the same as resetting via holding down the volume keys (or whatever you do, method is in the FAQ thread stuck to the top of the forums)
Is the menu just wiping your personal data? or refreshing the OS Install?
How did you unlock it?
I'm in Canada as well...I wouldn't mind paying full ticket on a samsung focus and bringing it to Bell(wife can get a good plan with work), or a Dell Venue Pro or HD7 and go with Wind....
mei_liberi_fatali said:
toss the original sim back in it.
If it works its possibly due to the provider (i dont see how tho), or you were correct and its in some way linked (again, i dont know how this would be the case)
If it doesnt work, then something is wrong with the handset.
Im not sure if the hard reset from the menu is the same as resetting via holding down the volume keys (or whatever you do, method is in the FAQ thread stuck to the top of the forums)
Is the menu just wiping your personal data? or refreshing the OS Install?
Click to expand...
Click to collapse
I have a colleague at work who also purchased the same phone and has not been able to get call display to work after unlocking it either. He is having the exact same issues - I do not suspect its a defective handset.
Over on the MSN forums - apparently it's caused by ADC which is disabled by default by Telus and it's locking to Telus's config, even if forced. Unfortunately, I need to get into the admin app but the method they provided is not for the HTC Surround
How did you unlock it?
I'm in Canada as well...I wouldn't mind paying full ticket on a samsung focus and bringing it to Bell(wife can get a good plan with work), or a Dell Venue Pro or HD7 and go with Wind....
Click to expand...
Click to collapse
Lip - Im not sure if we're allowed to link to external sites here so I'll just recommend u to google unlock htc surround - and u should be able to find the methodd. Or PM me...
DarthVR6 said:
I have a colleague at work who also purchased the same phone and has not been able to get call display to work after unlocking it either. He is having the exact same issues - I do not suspect its a defective handset.
Over on the MSN forums - apparently it's caused by ADC which is disabled by default by Telus and it's locking to Telus's config, even if forced. Unfortunately, I need to get into the admin app but the method they provided is not for the HTC Surround
Lip - Im not sure if we're allowed to link to external sites here so I'll just recommend u to google unlock htc surround - and u should be able to find the methodd. Or PM me...
Click to expand...
Click to collapse
Did you pay to unlock it?
Check out a fix here: http://social.answers.microsoft.com...7/thread/7834506f-c60d-4eb6-b04a-9829131922ee
MFG is a hidden admin app on the phone. Here are the steps -- !!! use at your own risk !!!:
Go to the phone app
Dial ##634# and click Send
When prompted for a password type 277634#*#
You should now be at "Factory Menu"
Choose "Engineer Menu"
Choose "Other Setting"
Verify that "Set ADC" is set to Enable
From the "Other Setting" page, choose "Set network profile"
You should now be on the "Set network profile" page and in the bottom half of the window you should see a list of *.xml files. These appear to be the network configuration files.
Look at the filenames for the config files and take your best guess at which one to choose for your provider. I'm on AT&T and I fixed the MMS problem by choosing "_PROV_ATT_US_310_410.xml"
After you choose that *.xml profile, your MMS should be working.
DarthVR6 said:
Hey Guys
Really hoping someone could help me out here as I LOVE this phone and do NOT want to return it.....I unlocked an HTC Surround yesterday and was able to pop in my Rogers SIM and start using the phone. However, off the Bat it would not browse. I had to configure rogers APN (rogers-core-appl1.apn) initially. This allowed me to browse ofcourse. Suddenly I noticed I was unable to send MMS or receive them.
However - eventually MY MMS's will get to the receiption although I will get a failed alert, I on the other hand will NOT get any MMS's from senders. All calls are coming in as UNKNOWN CALLER.
I had Rogers do a network refresh on my SIM yet nothing has helped. I also installed the HTC App which updates the correct Carrier Profile settings, yet NOTHING hass worked
These are my only 2 grips with the phone, MMS and CID. Other small quircks (such as wrong time stamp) I can live with...
If any experts have ANY advice - I thank you in advance.
Regards
Click to expand...
Click to collapse
Can you return the phone to telus after unlocking it?
i.mac said:
Can you return the phone to telus after unlocking it?
Click to expand...
Click to collapse
you should be able to. i don't see why they would have an issue with this. most OEMs just reflash and refurb it.
Same CID issue here on Fido in canada.
Phone was sucessfully unlocked, data is working fine after APN configuration (don't care for or use MMS anymore)
But CID not working, is a biggie! Phone is going back as fast as it was purchased!
Sounds like it's a network issue. Rogers/Fido have problems but Bell (according to another post on XDA) did not. Bell and Telus have the same network.
nakadm said:
Same CID issue here on Fido in canada.
Phone was sucessfully unlocked, data is working fine after APN configuration (don't care for or use MMS anymore)
But CID not working, is a biggie! Phone is going back as fast as it was purchased!
Click to expand...
Click to collapse
let me know if Telus gave you any issues in returning the phone unlocked.
I will test bell and TELUS SIM cards if I can before returning the phone.
I will report back shortly.
i.mac said:
let me know if Telus gave you any issues in returning the phone unlocked.
Click to expand...
Click to collapse
I was able to return it without ANY issues.
Also - the MFG hack is not applicable to the HTC's apparently, it's only good for the LG's. I tried this already before returning it.

[Q] Droid 2 Global

N00B here! but tried to gather as much info as I could..
Got a VZW droid 2 global from ebay that the seller profiled as "unlocked"
I'm in Central America and trying to register it with a GSM 850/1900 carrier but it won't connect to the network at all.
It had a 14 IMEI code... found it's translation to 15 to 17 IMEI and bought a the unlock code on a site. I got the unlock code but the phone has nowhere to enter it.
Found a post stating that it should ask for the code after inserting a foreign sim card or waiting 30 minutes if nothing happens. tried that and there's no prompt.
I have accessed the testing menu with *#*#4636#*#* and select the GSM only and WCDMA preferred (I got an HTC Inspire 4G working with that one here) and it is recognizing the GSM 850/1900 local carriers but unable to get any network access from them.
Found that VZW locks the carrier's network ids but the phone is recognizing them.
Again: ir recognizes the networks but is not asking for an unlock code... all the posts states to enter the code but they don't say how (the phone must prompt it automatically)
Please let me know if there is any way to manually pull up the field to enter the unlock code or if I can try anything else to unlock it
Thanks!
First, the phone's IMEI is written on the label under the battery.
Second, if you switch it to GSM mode it will output the IMEI in *#06# and in Settings, About phone, Status.
The 14 digit code you mentioned is probably MEID in hex form.
Switching to GSM is done by going to Settings, Wireless & networks, Mobile networks, Network Mode.
Using the service menu you mentioned is wrong and can lead to the phone being unable to connect to GSM at all, in which case you must reflash the SBF.
Actually I got the unlock code but there is nowhere to enter it.
Also it allowed to me to at least view the available networks after changing it to GSM/WCDMA and seems to be trying to connect to one but there's no signal at all.
If I do a network search now it will show me the available networks 5 or 6 (2G&3G), selected one and it just shows that it is not able to connect to that network
BTW, found that the radio was off as well and had to switch it on using the testing menu because by going to Settings, Wireless & networks, Mobile networks didn't allow me to access it at all, it was just grayed out and there was no way I could turn on the radio using that option..... sorry... I think I got everything I need except where to enter the unlock code
It looks like you have successfully (like other people before you) fried the GSM radio settings. Congratulations.
You need to flash the SBF to reset the phone's radio module to its original state.
If you actually bought a phone that was already unlocked it won't ask for an unlock code.
A locked phone asks for the code the moment you power it on and let it boot with a non-Verizon SIM card.
The code you supposedly bought is not for your phone at all, because you requested it for an IMEI you made yourself from something that was never an IMEI.
For me, The unlock screen appear only on original rom with non-verizon sim.
not appear on custom rom.

[Q] anyone getting sim card does not allow connection to this network?

I have gotten this message 3 times in the last 5 days. Each time I need to do a reboot to restore cellular/sms service (toggling airplane, wifi, bluetooth, sync, and 4g do not restore cellular/sms). The phone has the same AT&T sim card since day 1 and I have never removed it.
Is this a faulty phone, sim card or both?
gtabfish said:
I have gotten this message 3 times in the last 5 days. Each time I need to do a reboot to restore cellular/sms service (toggling airplane, wifi, bluetooth, sync, and 4g do not restore cellular/sms). The phone has the same AT&T sim card since day 1 and I have never removed it.
Is this a faulty phone, sim card or both?
Click to expand...
Click to collapse
Did the sim come with the phone? ATRIX 2 needs newest of sim cards to function properly. If that's not the problem then I'm not to sure.
Sent from my MB865 using XDA App
Yes, same sim card that came with phone.
Could be a faulty Sim, i've had that happen before with other phones, just go to at &t and show them the problem, they should replace it for you!
Sent from my MZ617 using Tapatalk
(Hope you understand my english)
I wasn't able to solve this problem about an year. But did. And totally sure that it is Device's defect (in some cases it is a ROM deffect as in my case, in other - hardware. Smth like stack overflow issues at GSM controller or so). A year ago when I had face this "sim card does not allow connection... " problem, there are no google serch results on this keywords request. Any. To remove this message I was ought to reboot my device every time it appears. And I was thinking that it is normal behaviour for my device. But now there are lot of complainings at the web ( minimum 5 of Galaxy Tabs P1000, thousands of HTC Disire, few motorolla Deffy, 10 Galaxy Ace, few of Nexus S and so on), so I understand that I'm not alone, and problem is known. So I went to Samsungs Service and they confirmed that it is famous problem, have flashed my phone with some magic ROM (magic because it is official but does not available anywhere in the web, XDA or samsung sites! ) and now my phone works fine. Any other solutions like battery removing, *#*#4636#*#* sirvice menu, new sim-card, flashing variety of modems and roms, didn't helps me. This is not faulty sim. This is serious device's defect. Bring your phone to manufacturer and let them repair it or give your money back. This is their problem not your.
using old 3g prior sim card
With ATT---If you took your old 3g sim card out of old phone and used it. You will get this message. You need to activate the 4g card that came with phone
537magspc said:
With ATT---If you took your old 3g sim card out of old phone and used it. You will get this message. You need to activate the 4g card that came with phone
Click to expand...
Click to collapse
Not true.I'm using my old 3g sim with zero issues.
Sent from my MB865 using XDA
Same issue in Mumbai India
CS4 said:
(Hope you understand my english)
I wasn't able to solve this problem about an year. But did. And totally sure that it is Device's defect (in some cases it is a ROM deffect as in my case, in other - hardware. Smth like stack overflow issues at GSM controller or so). A year ago when I had face this "sim card does not allow connection... " problem, there are no google serch results on this keywords request. Any. To remove this message I was ought to reboot my device every time it appears. And I was thinking that it is normal behaviour for my device. But now there are lot of complainings at the web ( minimum 5 of Galaxy Tabs P1000, thousands of HTC Disire, few motorolla Deffy, 10 Galaxy Ace, few of Nexus S and so on), so I understand that I'm not alone, and problem is known. So I went to Samsungs Service and they confirmed that it is famous problem, have flashed my phone with some magic ROM (magic because it is official but does not available anywhere in the web, XDA or samsung sites! ) and now my phone works fine. Any other solutions like battery removing, *#*#4636#*#* sirvice menu, new sim-card, flashing variety of modems and roms, didn't helps me. This is not faulty sim. This is serious device's defect. Bring your phone to manufacturer and let them repair it or give your money back. This is their problem not your.
Click to expand...
Click to collapse
I have exactly the same issue randomly at times when I try to register on network manually (MTNL Dolphin 3G - Mumbai). Unrooted MB865 ver 2.3.6 & updated on 18th May 2012 to System Ver 55.28.37.MB865.AsiaRetail.en03. If I keep the setting as Automatic in Type of Network & Operator it functions fine fluctuating between Dolphin for local access & CellOne on roaming access in the same area based on cell tower connection the phone registers on alternating between "E" & "H" automatically based on cell mast direction proximity, however if I select 3G only and uncheck automatic for operator then the phone searches for signal for a very long time and fails to show any operator saying "no connection available" & sometimes when "Dolphin" network does appear and try to select manually get the error as "this sim card does not allow connection to this network". I did complain with the service provider and they were supposed to get back to me after checking in their switchboard exchange where I also provided them my SIM number in addition to my cellphone number(no response). Also as is case with poor service of all Indian cell network providers even in urban cities, also face random peculiar issue of call not being received inspite of signal available on the phone & network asking me to recheck the number I have dialled while placing outgoing calls though it is ok and signal is sufficient. Also "Network Speed Booster" app looks like a lot of bull (any other good apps??)
I needed to know using the secret Menu *#*#4636#*#* for 3G GSM service which kind of network I should ideally select for best results & does this setting override the regular menu network settings??
I get "G", "E", "H" randomly based on my locations but no "3G" or "H+" and further at times these icons are grey and sometimes blue and in either cases randomly at different locations sometimes data throughput is not there as only one of the arrow shows active blinking. Any advise on the status based on colors and the blinking of the arrows?? Thanks!

Security policy prevents use of mobile data

Hi all. I just bought a S10e (G970U, Snapdragon) from China in order to use it in Spain, with Orange as a carrier. Once I set it up, everything worked fine for about 20 seconds. After that, the mobile data locked down. When I try to turn it up again the device says: "Security policy prevents use of mobile data". I tried to factory reset it several times, try different google accounts, try different SIMs, erase the data from some SIM- and network-related apps, but nothing changes. I guess that this has something to do with Samsung Knox.
What should I do? Is recommendable to contact Samsung support? Can I flash another firmware/ROM that fix this issue? Thanks a lot, any help is appreciated.
PS: Calls and SMS are also locked.
@txordi
Maybe this will help?
https://www.samsung.com/nz/support/mobile-devices/security-policy-updates/
djg269 said:
@txordi
Maybe this will help?
https://www.samsung.com/nz/support/mobile-devices/security-policy-updates/
Click to expand...
Click to collapse
Hi. Thanks a lot for your help! I tried it and nothing changed. Indeed, the security policies were already updated out of the box...
I had the same problem. I had a signal but could not send/receive SMS or calls. After talking with carrier tech support and Samsung, I went to a UbreakIfix store, where they told me the 10e phones have a problem with the antenna on the motherboard. They said I needed to send the phone back to Samsung to get the mobo replaced. I just sent it back to the seller and bought an S20.
Also on S10+
I'm having the same problem on my GM-975U1 S10+. Basically mobile data and texting works long enough to authenticate into the Samsung account during setup, but once the android home screen appears after finishing the setup I can't place any calls and trying to enable mobile data gives a "Security policy prevents use of mobile data" error when attempting to enable it. Neither AT&T or Samsung have given instructions on how this can be fixed. It's behaving similarly to if the phone's IMEI were on a blacklist, but I get immediately shut out once the setup process completes.
kriegersaurusrex said:
I'm having the same problem on my GM-975U1 S10+. Basically mobile data and texting works long enough to authenticate into the Samsung account during setup, but once the android home screen appears after finishing the setup I can't place any calls and trying to enable mobile data gives a "Security policy prevents use of mobile data" error when attempting to enable it. Neither AT&T or Samsung have given instructions on how this can be fixed. It's behaving similarly to if the phone's IMEI were on a blacklist, but I get immediately shut out once the setup process completes.
Click to expand...
Click to collapse
have you found any solution yet I am having same issue with my samsung s10e and I don't even understand what app or policy is preventing me from making calls. BTW I am using clean esn phone. As soon as I pass the setup screen LTE signal goes away and it stops working.
aakashpsp said:
have you found any solution yet I am having same issue with my samsung s10e and I don't even understand what app or policy is preventing me from making calls. BTW I am using clean esn phone. As soon as I pass the setup screen LTE signal goes away and it stops working.
Click to expand...
Click to collapse
I haven't found one yet either. Apparently the phone I purchased is locked to Tracphone after paying for an IMEI lookup (got scammed by an ebay seller who said it was the unlocked model), and the phone isn't able to do calls/mobile data properly except during the initial setup. Tried with SIM cards from two different US providers that both aren't working on it, and can connect to wifi just fine. Can see in the phone information test menu by dialing *#*#4636#*#* that my sim is being recognized, shows my phone number and IMSI, can switch between network types and see the cell towers it connects to; but isn't able to send/receive calls or mobile data. It fails the Ping test with 'Fail(2)' and HTTP Client Test with 'Fail: IOException'.
It's also showing that the phone receives a call inside of the Service Mode menu by dialing *#197328640# and going to '[1] BASIC INFORMATION'. Placing a call from another phone shows that my S10+ is picking up LTE bands and has some RF parameters that change when my number is being dialed, but don't get the option to pick up the call. It's also able to detect that I have a voicemail but am not able to dial in and listen to it. The Tx Pwr says '-- dBm' so I ultimately can't tell if it's a software or a hardware problem.
kriegersaurusrex said:
I haven't found one yet either. Apparently the phone I purchased is locked to Tracphone after paying for an IMEI lookup (got scammed by an ebay seller who said it was the unlocked model), and the phone isn't able to do calls/mobile data properly except during the initial setup. Tried with SIM cards from two different US providers that both aren't working on it, and can connect to wifi just fine. Can see in the phone information test menu by dialing *#*#4636#*#* that my sim is being recognized, shows my phone number and IMSI, can switch between network types and see the cell towers it connects to; but isn't able to send/receive calls or mobile data. It fails the Ping test with 'Fail(2)' and HTTP Client Test with 'Fail: IOException'.
It's also showing that the phone receives a call inside of the Service Mode menu by dialing *#197328640# and going to '[1] BASIC INFORMATION'. Placing a call from another phone shows that my S10+ is picking up LTE bands and has some RF parameters that change when my number is being dialed, but don't get the option to pick up the call. It's also able to detect that I have a voicemail but am not able to dial in and listen to it. The Tx Pwr says '-- dBm' so I ultimately can't tell if it's a software or a hardware problem.
Click to expand...
Click to collapse
I am facing the same exact issue my sim number it shows inside the phone and signal I am getting is in negative dbm also my sim receives calls during the initial setup and as soon as the setup completes the LTE network goes away call gives error " call not sent". I am irritated by this now and there is no root available for this model so I cannot flash any custom rom to check. I have seen many people have same issue but no solution yet.
If your phone locked to a particular network, ie TracFone,AT&T, TMobile, Cricket, etc, then that is only network it will work on. Doesn't matter what custom ROM you use. You will need to get the network unlock code either from the network it's locked to or from a reputable online unlock site. Good luck getting it unlocked.
riggerman0421 said:
If your phone locked to a particular network, ie TracFone,AT&T, TMobile, Cricket, etc, then that is only network it will work on. Doesn't matter what custom ROM you use. You will need to get the network unlock code either from the network it's locked to or from a reputable online unlock site. Good luck getting it unlocked.
Click to expand...
Click to collapse
my device is already unlocked. It is not an unlocked phone issue. This is some stupid policy which is preventing from making calls or using data. Maybe this policy is saved in EFS don't know.
aakashpsp said:
my device is already unlocked. It is not an unlocked phone issue. This is some stupid policy which is preventing from making calls or using data. Maybe this policy is saved in EFS don't know.
Click to expand...
Click to collapse
That's strange, it's acting exactly like a network locked device. When you say it's unlocked, are referring to the bootloader or network? Did you buy it new, unlocked from a reputable dealer? Check the firmware and make sure it is unlocked. There are other thread here with the same issue and message, those are all network locked phones.
riggerman0421 said:
That's strange, it's acting exactly like a network locked device. When you say it's unlocked, are referring to the bootloader or network? Did you buy it new, unlocked from a reputable dealer? Check the firmware and make sure it is unlocked. There are other thread here with the same issue and message, those are all network locked phones.
Click to expand...
Click to collapse
I don't know I bought it from mercari that seller told me it is tmobile unlocked, but while checking I found the model number is G970U1. csc is XAA and binary U4. Bootloader is locked. Networks seems to be unlocked as when I put it my sim card it works till initial setup screen and then stops working. I searched it maybe locked to Consumercellular but is there any way I can unlock it ? I didn't find anything online.
Sounds like the seller lied to you.
Is there any way to unlock CC device ? I am on Binary u4. I am able to flash both g970u and g970u1 firmware but no success.
riggerman0421 said:
That's strange, it's acting exactly like a network locked device. When you say it's unlocked, are referring to the bootloader or network? Did you buy it new, unlocked from a reputable dealer? Check the firmware and make sure it is unlocked. There are other thread here with the same issue and message, those are all network locked phones.
Click to expand...
Click to collapse
My S10+ model G975U is network unlocked, with the bootloader locked. I bought a network unlock code, but am getting the same behavior where the intial setup allows me to sign into my Samsung account when putting in both an ATT and T-Mobile sim card. I've also tried reflashing it with several different firmwares both carrier locked and unlocked, but this phone has been sitting in my drawer for the past month since it's unusable. Probably will end up trading it in since I was scammed by the random ebay seller I bought this from.
kriegersaurusrex said:
My S10+ model G975U is network unlocked, with the bootloader locked. I bought a network unlock code, but am getting the same behavior where the intial setup allows me to sign into my Samsung account when putting in both an ATT and T-Mobile sim card. I've also tried reflashing it with several different firmwares both carrier locked and unlocked, but this phone has been sitting in my drawer for the past month since it's unusable. Probably will end up trading it in since I was scammed by the random ebay seller I bought this from.
Click to expand...
Click to collapse
I'm having the exact same issue. Bought s10+ off ebay for 200 locked to consumer cellular. Bought an unlock code. It said unlock successful. Now get this error with any sim. It will show lte during initial setup only.
It will show that it's at&t or verizon when I put the sim in and populate the proper apn settings.
Before the unlock I would get the sim not provisioned error.
I did have to look up the dial code to make the unlock code window appear.
Now i can't actually use any service and i get the security policy error.
Finally was able to find the xaa firmware which seems to be the exact firmware on it.
Then lash that as no other u1 firmware would flash.
txordi said:
Hi all. I just bought a S10e (G970U, Snapdragon) from China in order to use it in Spain, with Orange as a carrier. Once I set it up, everything worked fine for about 20 seconds. After that, the mobile data locked down. When I try to turn it up again the device says: "Security policy prevents use of mobile data". I tried to factory reset it several times, try different google accounts, try different SIMs, erase the data from some SIM- and network-related apps, but nothing changes. I guess that this has something to do with Samsung Knox.
What should I do? Is recommendable to contact Samsung support? Can I flash another firmware/ROM that fix this issue? Thanks a lot, any help is appreciated.
PS: Calls and SMS are also locked.
Click to expand...
Click to collapse
I'm from the Philippines and my niece phone is network lock ( Smart Telecom ) I can use the sim 2 slot since it's a dual sim using another network Simcard, unfortunately, it won't allow me to use mobile data so I tried unlocking it *#272*IMEI FROM SIM 1 SLOT# so I choose GLB for globe network or XTC to openline so here's what happens, it got reset so upon set up yeah other sim works have data but when finish setting up everything I can use data again on other network and a message pop up
Security policy prevents use of mobile data​
so I guess even it allows other network Simcard on network lock phone it needs to be unlocked by the network where it was lock
Did anyone ever find a solution to this problem?
I'm having the exact same problem with a new samsung s10e I just bought. Security policy prevents use of mobile data, and no calls or sms will go through. LTE shows on setup, but disappears as soon as setup is complete.
I initially assumed the phone was locked, but the seller is reputable and insists it is unlocked. It's also a U1 model, and an IMEI lookup appears to show that it's unlocked. In connection settings under mobile networks, i'm also able to select multiple carriers, so I'm inclined to believe that the device really is unlocked.
Anybody here ever manage to solve this problem, or am I SOL? I would hate to be out 200 bucks on this phone since i'm past the return window.
I am having same isuue with samsung not S20 ultra (SM-N986U1) I bought the mobile and its unlocked the seller send to me photo for the check screen and its open USA but can not use mobile data and make any calls when a make a call the call ended and give me screen call not sent
aniratepanda said:
Did anyone ever find a solution to this problem?
I'm having the exact same problem with a new samsung s10e I just bought. Security policy prevents use of mobile data, and no calls or sms will go through. LTE shows on setup, but disappears as soon as setup is complete.
I initially assumed the phone was locked, but the seller is reputable and insists it is unlocked. It's also a U1 model, and an IMEI lookup appears to show that it's unlocked. In connection settings under mobile networks, i'm also able to select multiple carriers, so I'm inclined to believe that the device really is unlocked.
Anybody here ever manage to solve this problem, or am I SOL? I would hate to be out 200 bucks on this phone since i'm past the return window.
Click to expand...
Click to collapse
esca91 said:
Hello everybody,
Could you share firmware of Sm-r900 ?
Thanls All for good work !
Bests regards.
Click to expand...
Click to collapse
mosaad627 said:
I am having same isuue with samsung not S20 ultra (SM-N986U1) I bought the mobile and its unlocked the seller send to me photo for the check screen and its open USA but can not use mobile data and make any calls when a make a call the call ended and give me screen call not sent
Click to expand...
Click to collapse
Yes, there is a solution, but only from an experienced professional 3rd party business, which means there's no free solution

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