[Q] OPO not connecting to mobile data - ONE Q&A, Help & Troubleshooting

Long time lurker, first time post. I am running a stock OPO 64gb with stock CM 4.4.4 on USA T-Mobile with unlimited data + int'l data. *Short version, OPO not connecting to data /MMS international & USA.
While in USA/WA, my mobile data was working fine. I crossed the border to Canada and my phone connected to Canada Rogers, but I was not getting mobile data or MMS. Voice and text were working. After calling T-Mobile several times, they "reset" their network settings to remedy, but still no fix. I had friends w/ me on T-Mobile branded phones, they had LTE / 4G on Canada Rogers. Internet browser said: ERR INTERNET DISCONNECTED.
I crossed the border from CAN to USA/WA, and my phone was still connected to Canada Rogers. I reboot my phone, and I only get T-Mobile voice and text; no data and no MMS. Called T-Mo again, and no fix.
I return home, swap SIM card from OPO to Nexus 5, and voilĂ ! Getting LTE and MMS. Swap SIM back, and OPO will not connect to Data or MMS. So the problem does not appear to be SIM related, but OPO related. I wonder if my Nexus 5 would've worked in CAN for data/mms.
*About two weeks ago, while in USA, my mobile data stopped working, I had to get a new SIM card, which solved the problem, but I can't do this all the time, or when Int'l.
My question: How do I get my OPO to work w/ mobile data and MMS w/o getting new sim? I'd like the OPO to work in CAN and USA since I will be traveling to CAN often. Thanks.

Have you checked to see if your APN is correct?
Rgrtitan said:
Long time lurker, first time post. I am running a stock OPO 64gb with stock CM 4.4.4 on USA T-Mobile with unlimited data + int'l data. *Short version, OPO not connecting to data /MMS international & USA.
While in USA/WA, my mobile data was working fine. I crossed the border to Canada and my phone connected to Canada Rogers, but I was not getting mobile data or MMS. Voice and text were working. After calling T-Mobile several times, they "reset" their network settings to remedy, but still no fix. I had friends w/ me on T-Mobile branded phones, they had LTE / 4G on Canada Rogers. Internet browser said: ERR INTERNET DISCONNECTED.
I crossed the border from CAN to USA/WA, and my phone was still connected to Canada Rogers. I reboot my phone, and I only get T-Mobile voice and text; no data and no MMS. Called T-Mo again, and no fix.
I return home, swap SIM card from OPO to Nexus 5, and voilĂ ! Getting LTE and MMS. Swap SIM back, and OPO will not connect to Data or MMS. So the problem does not appear to be SIM related, but OPO related. I wonder if my Nexus 5 would've worked in CAN for data/mms.
*About two weeks ago, while in USA, my mobile data stopped working, I had to get a new SIM card, which solved the problem, but I can't do this all the time, or when Int'l.
My question: How do I get my OPO to work w/ mobile data and MMS w/o getting new sim? I'd like the OPO to work in CAN and USA since I will be traveling to CAN often. Thanks.
Click to expand...
Click to collapse

I git a new SIM at t-mobile and had the same problem, voice and SMS only.
I reset my APN settings to default, and data and mms are working again.
APN settings all looked same as before though. I had tried resetting the APN in Canada, but it hadn't worked, but I didn't have Canada APN settings though...
Solved for now. Thanks.

Related

[Q] Unable to get any signal or bars on Verizon SCH-I535 overseas

Longtime listener, first time post.
I have a Verizon S3 that was working in America flawlessly. I am on long-term travel in Europe and cannot get any signal with my German o2 SIM card. I have tried the hiAPN, APN Manager Pro, and Offline SIM APN methods, however I cannot register on any of the APNs found. When I try to manually connect to an APN, I get a connection error.
I have heard of others being able to get their Verizon S3 working abroad, however it seems they are at least able to see bars and connection. All I see is a circle with a slash through it.
Thoughts? Trying not to re-purchase the same phone.
International GSM Overseas Abroad SIM Unlock
tapedshoes said:
Longtime listener, first time post.
I have a Verizon S3 that was working in America flawlessly. I am on long-term travel in Europe and cannot get any signal with my German o2 SIM card. I have tried the hiAPN, APN Manager Pro, and Offline SIM APN methods, however I cannot register on any of the APNs found. When I try to manually connect to an APN, I get a connection error.
I have heard of others being able to get their Verizon S3 working abroad, however it seems they are at least able to see bars and connection. All I see is a circle with a slash through it.
Thoughts? Trying not to re-purchase the same phone.
Click to expand...
Click to collapse
Have you tired putting it in GSM or global mode under settings / mobile networks?.
DigitalMD said:
Have you tired putting it in GSM or global mode under settings / mobile networks?.
Click to expand...
Click to collapse
Yes.
Use phone info app to select network type. I use Verizon GS3 in india with network type Gsm auto prl. I have no issues with data, calls or messages. Are you able to make calls or send messages?
Sent from my SCH-I535 using xda premium

[Q] Lost data connection, trying to determine cause

I have the Sensation 4G, S-Off, using the Official SlimKat build 8.0-WEEKLY-6966, and I'm using the T-Mobile SIM through Straight Talk. I haven't had any problem with the phone or data connectivity before, I just had to scour the internet for the proper APN settings after buying the phone. That was a couple years ago.
I still have the ability to call and text, just no data connectivity. There are seven APNs available under "Settings", and when I switch to any of the others the phone picks up 3G/4G signals. I just can't connect to them since they're for different carriers like Metro PCS, T-Mobile, and Walmart Mobile. The signal disappears when I switch back to my carrier's APN. According to Straight Talk Support I'm not being blocked and I haven't gone over the 3GB monthly limit.
I'm going to T-Mobile tomorrow to see if anyone there will try their SIM in my phone to confirm the radio is still working.
My only other thought is that the problem is somehow software related. I haven't done anything other than update a few apps, but I didn't notice the problem until it arose the next day. It's been like this since Sunday.
Thoughts?

[Q] 5.0.1 Allows call/sms but not data

I have an HTC One M8 from Verizon that is Global unlocked. I live in Costa Rica now and when I got it I used it with the cell network here using a prepaid SIM card. My phone has worked fine for the last ten months, during a recent trip to the US I had a Verizon SIM card in and it forced me to upgrade to 5.0.1 (or well it kept popping up a when are you going to update notification every few hours until I relented).
Now back in Costa Rica I can no longer connect to the data network. I have the same settings and have tried everything I can think of. I've tried using GSM, UMTS, Legacy 3GPP multimode, and Global mode. I can make calls and texts fine and have good signal, but I don't get the data emblem or a data connection now. I've tried countless reboots, switching in and out of airplane mode, checking my phone credit using the mmi code, etc.
I'd like to just rollback to the previous version if it's not possible to fix the issue. Any suggestions as to how to maybe fix this or roll back the OS?

Issues on T-Mobile

Recently purchased the Xperia Z5 (E6653) and I am having some serious issues with calls on T-Mobile USA.
Calls don't dial out (or it takes multiple tries) and calls won't come in when the phone is connected to 4g (LTE); they go straight to Voicemail. I missed about 12 phone calls yesterday - just getting voicemail after vaoicemail till I realized something was wrong on my side. If I toggle off the LTE it drops to Edge (no HSPA+) and calls come in fast and outgoing calls are made with no problem.
I tried to reset the phone, then repair the software with the Sony Companion app. Still same issue. Looked online for the APN settings. Tried various ones. Re-downloaded the Internet/MMS via the phone itself. Same issue. Tried my wife's sim and it was still doing the same. I have a spare 5s and it worked fine both incoming and outgoing calls. So, it doesn't seem like its the sim card.
I have Rev 2 of this phone so I am not sure if that is anything to be concerned about. Am I missing something...any help on this would be appreciated.
Thanks.
Maybe flash a T-mobile firmware with flashtool?
Or Flash 209 firmware meant for usa?
Or wait for someone here that use this phone on T-mobile.
Are you on band 12 LTE by chance
No, it said band 2 with LTE Discovery. I am on the verge of sending it back. Swap it for another one. Let's see.
From what I have gathered/read - it should really be straight forward. Pop in sim, load Internet settings, and it should work on T-Mobile. The APN settings are correct.
Doesn't makes sense for it to completely not work on 4g and go to 2G (Edge) while skipping 3g. I'm wondering if the baseband might just be wonky. I just see this as causing more problems down the road which I don't want from a $520 device.
Any advice is welcome because I am ordering the same phone again. Lemons are always possible.
Could it be possible because I live a relatively rural area (East TN) and the phone does not support AWS? Since it doesn't support T-Mobile VoLTE and doesn't have AWS it is defaulting to 2G? Is this an issue in all areas or just rural? Apparently the E6683 variant doesn't have this problem as it supports AWS.
Check this http://www.xperiablog.net/2015/10/07/usa-buyers-guide-sony-xperia-z5/
That means ur phone should work fine with T-mobile,maybe go and get a replacement from where you bought it.

No mobile data all of a sudden

I was using a card with 2g mobile data on marshmallow. Then I inserted a different sim with 3g data into my phone but it hasn't been detecting any mobile data since then.. I tried the same card with a different phone and the interest works perfectly on it. I also tried other sim cards with my one plus one but I am not getting any data at all now. I downgraded to 5.1 wondering it may be a glitch with MM, but no luck. Anyone with any clue about what needs to be done?
Thanks in advance.
abysstheking said:
I was using a card with 2g mobile data on marshmallow. Then I inserted a different sim with 3g data into my phone but it hasn't been detecting any mobile data since then.. I tried the same card with a different phone and the interest works perfectly on it. I also tried other sim cards with my one plus one but I am not getting any data at all now. I downgraded to 5.1 wondering it may be a glitch with MM, but no luck. Anyone with any clue about what needs to be done?
Thanks in advance.
Click to expand...
Click to collapse
maybe you need to set 3G or LTE in settings --> cellular data
or set apn configuration according to sim's carrier
It took me a couple of days to notice that my data wasn't working after the last update. I thought, since my network has terrible coverage, that I wasn't getting any network signal...but no, something was broken.
After tinkering with the APN settings (according to network specs) and doing everything I could think of nothing seemed to work.
Finally, I reset APN to default (holding the menu icon on the upper right corner) and switched to 3G instead of 4G.. finally got a signal
Switched back to 4G and everything is back to normal now.
I did notice that APN type is set to "default,supl" even though the carrier says that when setting it manually one should type "default".
Network is lycamobile UK

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