Question Iqoo 7 wifi hotspot error... motherboard issue?? - iQOO 7

Hello,
I own a 2 months old iqoo 7 (12/256gb),the issue i am facing is all of a sudden i cant use my wifi or hotspot feature as it wont turn on,upon re installing the os at service center,i was told the issue isnt with the device software but its with motherboard and wanted me to go ahead with the replacement of motherboard free of cost under warranty.
I denied because i think its not the motherboard issue,as i can use both wifi and hotspot seamlessly when i reboot in safe mode.
Somebody please guide me with the right course of action,i should follow to get this sorted.
Thanks.

I suspect there's nothing that you might be able to do in this case as nothing can be done from consumer's side without root and since the mobile has been reset and flashed again, that would point there is something wrong with some component and software compatibility.
I'd suggest to go for motherboard replacement if possible.

nikhilkaushik said:
I suspect there's nothing that you might be able to do in this case as nothing can be done from consumer's side without root and since the mobile has been reset and flashed again, that would point there is something wrong with some component and software compatibility.
I'd suggest to go for motherboard replacement if possible.
Click to expand...
Click to collapse
Thanks for the input,i would like to mention here that all of a sudden the problem vanished on its own,and i can use both wifi and hotspot seamlessly,all i did was reboot in safe mode and switch on my wifi then boot back in normal mode..after doing this for 2-3 days in a row,now i can use it normally.
No idea what went wrong and where and how did the problem resolve on its own..

Related

Defeated by WiFi issues

After over a month of problems with WiFi, I have finally gave in and called HTC to arrange repair
UPS are coming to collect my handset today and hopefully it can be repaired under warranty
I read that there was issues with the early batch of Sensations not being able to handle the upgrade to ICS - so I gave up with software solutions
I had to wipe and put it back to S-ON before installing the latest OTA stock update for O2 UK
Hopefully the guys doing the repairs will not notice that I have replaced the digitizer in the past and just hook me up with a new motherboard and ship it back to me
I have a year left on my contract so if they say the warranty is void Im gonna have to pay for the repairs or shell out for a new phone
If you look at my other posts you should be able to see everything I tried in my quest to resolve the WiFi disconnecting problem - best results were when I was on Bruce's CMX rom but Wifi only worked for 20mins or so then disconnected and went to turning on turning off loop
Andy--T said:
After over a month of problems with WiFi, I have finally gave in and called HTC to arrange repair
UPS are coming to collect my handset today and hopefully it can be repaired under warranty
I read that there was issues with the early batch of Sensations not being able to handle the upgrade to ICS - so I gave up with software solutions
I had to wipe and put it back to S-ON before installing the latest OTA stock update for O2 UK
Hopefully the guys doing the repairs will not notice that I have replaced the digitizer in the past and just hook me up with a new motherboard and ship it back to me
I have a year left on my contract so if they say the warranty is void Im gonna have to pay for the repairs or shell out for a new phone
If you look at my other posts you should be able to see everything I tried in my quest to resolve the WiFi disconnecting problem - best results were when I was on Bruce's CMX rom but Wifi only worked for 20mins or so then disconnected and went to turning on turning off loop
Click to expand...
Click to collapse
Not good news for me i'm trying to solve the WiFi issue right now by rooting and using WiFi fix?
Mikulka said:
Not good news for me i'm trying to solve the WiFi issue right now by rooting and using WiFi fix?
Click to expand...
Click to collapse
Some people have had success with WiFix app - personally it didn't help me as my region settings were ok
My problems were more related to WiFi losing connection to any of my networks after a short period and not scanning after it dropped off, it worked for up to an hour sometimes, giving me false hope then it just died and didnt work unless I performed a full wipe and fix permissions etc
Currently showing as under repair on htc site...fingers crossed this updates and I can get it back by the weekend :fingers-crossed:
fxed!!!
Hi! I fixed my wifi this weekend. Just remove the back lid and check if the antenna has a connection to the metal pins. They are located at the bottom below the battery.:fingers-crossed:
Thanks
Rurik1970 said:
Hi! I fixed my wifi this weekend. Just remove the back lid and check if the antenna has a connection to the metal pins. They are located at the bottom below the battery.:fingers-crossed:
Click to expand...
Click to collapse
Helpful

[Q] Wifi XOOM 4.1.2 Wifi stuck in "Turning On..." state

Hi all,
I'm having a problem in turning WiFi on the Motorola Xoom with 4.1.2 Jelly Bean. The device stays stuck at the Turning on State and doesn't connect, I've let it sit for 7 hrs in the same state. I have done many things in through out these forums and have had no luck. I have done the fastboot -w and also done manual factory data resets, I also have rooted my device, by using a modified system image and a boot image over the 4.1.2 upgrade. I got this tablet in a trade with the knowledge that the WiFi worked at some point between GB and ICS. I am a software tester at Motorola and I have had much experience with mobile devices for almost a year now. I have ran radio and system logs on the loaded production builds and have found no discrepancies between my Xoom and other fully functional Xooms. I've even thought it was possibly a bad RF connection and opened the back of the Xoom and found that there is no issues there. I thought maybe buying a micro PCI network adapter would do the trick but nothing. I have successfully tethered using Bluetooth from my rooted droid 4, but this doesn't seems to fly with games by Gameloft. When booting Wild Blood for instance, after the initial licence check, the game requires to download the rest of the data through WiFi, and thus my problem begins. I even put the qawifionlymode.txt on the root of the internal SD card storage area (with appropriate capitalization and such) and nothing. Any help would be much appreciated.
Best Regards,
ArchAngel70120
Found out the problem
Hi all again, I'm updating this thread for anyone who passes by and wants the help I needed. Being that I work at Motorola I found the project manager for the Xoom tablets and had him take a look at it for me. He said that the problem wasn't with the WiFi, but the subsystem that controls the WiFi, he said that it was defective in this unit and that it was out of his hands to repair, when since this is the case I am out of luck But that's my case, if you have warranties, use them in this situation. You should be able to get either a refund or a replacement. I'm gonna go get my hands on another one now
Good luck everyone,
ArchAngel70120
ArchAngel70120 said:
Hi all again, I'm updating this thread for anyone who passes by and wants the help I needed. Being that I work at Motorola I found the project manager for the Xoom tablets and had him take a look at it for me. He said that the problem wasn't with the WiFi, but the subsystem that controls the WiFi, he said that it was defective in this unit and that it was out of his hands to repair, when since this is the case I am out of luck But that's my case, if you have warranties, use them in this situation. You should be able to get either a refund or a replacement. I'm gonna go get my hands on another one now
Good luck everyone,
ArchAngel70120
Click to expand...
Click to collapse
I was able to repair this state by wiping cache and formatting to factory settings.
I am using
Jellybean 4.1.2 XXLS8 ROM SGS2 GT-I9100
The wifi got stuch when i switched to data network mode and wifi got disabled automatically. Now it is working fine. might come in handy for anyone with same issue.

[Q] NEED HELP WIFi

okay everyone thank you for your time here is whats going on and yes i have googled the problem to no avail thats why im here i have a tmobile htc sensation 4g the wifi turns on works then shuts of i turn it back on and it crashes my phone so im guessing its a software issue something conflicting with something else but not sure could anyone help the phone is stock not rooted no s-off
light0070702 said:
okay everyone thank you for your time here is whats going on and yes i have googled the problem to no avail thats why im here i have a tmobile htc sensation 4g the wifi turns on works then shuts of i turn it back on and it crashes my phone so im guessing its a software issue something conflicting with something else but not sure could anyone help the phone is stock not rooted no s-off
Click to expand...
Click to collapse
there is not much you can do
just use factory reset from settings
need help wifi
rzr86 said:
there is not much you can do
just use factory reset from settings
Click to expand...
Click to collapse
i have been searching everywhere it has to be software cause it crashes my phone i had it rooted on stock ics flashed the factory ruu wifi came back for a little bit then back to the same problem
light0070702 said:
i have been searching everywhere it has to be software cause it crashes my phone i had it rooted on stock ics flashed the factory ruu wifi came back for a little bit then back to the same problem
Click to expand...
Click to collapse
surely it is a software issue?
did you check the antenna if it sits correctly?
i believe
rzr86 said:
surely it is a software issue?
did you check the antenna if it sits correctly?
Click to expand...
Click to collapse
i think its software related cause one minute it works perfect the next with out any move ment at all phone freezes hums through speakers and crashes the phone i would post the crash log but dont know how too and yes i have checked the antenna
light0070702 said:
i think its software related cause one minute it works perfect the next with out any move ment at all phone freezes hums through speakers and crashes the phone i would post the crash log but dont know how too and yes i have checked the antenna
Click to expand...
Click to collapse
its not software it never is , i also had this problem , have u droped ur phone lately hard or soft in bed (any bymp) happened ?
nope
Harbir said:
its not software it never is , i also had this problem , have u droped ur phone lately hard or soft in bed (any bymp) happened ?
Click to expand...
Click to collapse
since the wifi issue the phone has just been a charging phone thats it i use it to charge my batteries since i dont like the heat issue of charging my htc amazed 4g but even before that ive had no issues with the phone when i try to activate the wifi sometimes it will stick to the turning on message sometimes it will turn on and work but later shut off then when i go to turn it back on it will crash the whole phone i wish i could retrieve the error log to post it but i do not know how too
how did you fix the issue
Harbir said:
its not software it never is , i also had this problem , have u droped ur phone lately hard or soft in bed (any bymp) happened ?
Click to expand...
Click to collapse
how did you manage to fix the issue in your phone
light0070702 said:
since the wifi issue the phone has just been a charging phone thats it i use it to charge my batteries since i dont like the heat issue of charging my htc amazed 4g but even before that ive had no issues with the phone when i try to activate the wifi sometimes it will stick to the turning on message sometimes it will turn on and work but later shut off then when i go to turn it back on it will crash the whole phone i wish i could retrieve the error log to post it but i do not know how too
Click to expand...
Click to collapse
this was the same beginning i had ,then after a while it died permanently
light0070702 said:
how did you manage to fix the issue in your phone
Click to expand...
Click to collapse
my phone screen got broken by accident ,and i got the screen from on-line and send it to a local (not htc) mobile repair shop . he disassembled it and re assembled it and then after reassembling the WiFi started to work , i asked him how he said the WiFi connectors might have gotten loose while phone has dropped and while reassembling he might have connected them properly again ,i lot lucky
it might be that you need a new back piece
so would you sugest taking the phone apart
Harbir said:
this was the same beginning i had ,then after a while it died permanently
my phone screen got broken by accident ,and i got the screen from on-line and send it to a local (not htc) mobile repair shop . he disassembled it and re assembled it and then after reassembling the WiFi started to work , i asked him how he said the WiFi connectors might have gotten loose while phone has dropped and while reassembling he might have connected them properly again ,i lot lucky
Click to expand...
Click to collapse
sorry for the really delayed responses so im just throwing sheets in the wind here do you sugest i take apart the phone and check connections????????

no service (network) but it recognize the sim, no flashing, bought new from samsung.h

hello
i have a samsung s6 920f that i bought from samsung.
one day the bottom buttons stoped working (somtimes they did) and i gave it to samsung lab that said to me that the phone cannot be fixed and that they noticed the charging is not good also.
there was no problem with the network or signal before i gave to the lab and just got it back from them with the buttons not working and the lab said there are water damges etc.
after i got my s6 back i checked youtube and saw that the problem is with the charging and buttons moudle.
i got to anothe lab and they said that the fix could brake the screen because of the glue in the back of it so that the will not take the blame if they brake it.
so i got the parts and broke my screen myself while trying to replace the buttons
after i nroke my screen i took the device to a lab and they installed a new screen and buttons and charging port - now the buttons works well as well as charging - and the lab did not see water damge
the problem is that from that point the device has no network but it recognize the sim itself and whats on it. i cant search for networks or somthing like that.
i rooted the phone, i restarted it a few times i installed new rom old roms deleted imei restored it when i installed the original firmware, tryed differnt roms but nothing.
in all of the roms there is no network at all.
now the lab told me that they cannot find somthing but got another phone like mine that was "untoched" but same problem.
my phone havent been repaird and bought from samsung itself in israel.
does anybody knows a technical soloution to the problem (not go to samsung) or the phone and address samsung main lab in korea?
i have a new phone but i want to solve this.
i will mention that the antenna cable is attched and the sim works in my new phone and had tried the phone with a few sims.
for the s3 i saw somthing named ariza patch but it didnot worked on my device.
any ideas apart from not buying samsung phone again?
bump
got the phone back from the lab today
they gave up.
all good but the no service
avn31 said:
bump
got the phone back from the lab today
they gave up.
all good but the no service
Click to expand...
Click to collapse
I have the same problem like you....didnt find any fix for the last 6 months . Bought myself a nexus 5x meanwhile .
vraciu4you said:
I have the same problem like you....didnt find any fix for the last 6 months . Bought myself a nexus 5x meanwhile .
Click to expand...
Click to collapse
how it started?
i am trying to understand what the problem is.
i flashed a new pit and 6/0/1 firmware but no change.
i have noticed that the signal strength is -113db in the phone. - dows it says somthing to you?
it cold be a reception unit in the phone? does anyone have clue about it? do you jave a link for the part?
it turned out that samsung dont deal with parts only with boards and its ashame.
anyone knows a lab that i can send the phone to that repair electronics and not just play with plug and play parts?
baseband is ok
fyi - i flashed new pit and original firmware to try if it's a software issue but nothing.
also custom firmware not working.
any test mode code?
johnny_GSR said:
Tap *#0011#, select stack 1 and check if imei status is ok
Click to expand...
Click to collapse
status ok
rat gsm
update:
with the sim in i get at stack 2:
error <rat_none> this is the only line i get at stack 2
stack 1 imei status ok
????
i have also the same problem as you.i've tried almost everything included z3x and octoplus but no result.i read a lot over the internet and i notice that a lot of people have same problem but nobody have an answer.i still hope that a senior member will help us
ps: if anyone is intersted and want to help i'm available to test via flexihub
pashamangl said:
i have also the same problem as you.i've tried almost everything included z3x and octoplus but no result.i read a lot over the internet and i notice that a lot of people have same problem but nobody have an answer.i still hope that a senior member will help us
ps: if anyone is intersted and want to help i'm available to test via flexihub
Click to expand...
Click to collapse
i want to downgrade from 6.0.1 but wuth no luck.
i noticed a bootloader problem on updates. and ! mark.
no chance to downgrade from 6.0.1 to 5.1.1 and even if you can what's the point?
i belive this problem came from certificates error and will not be solved by downgrading or upgrading software
pashamangl said:
no chance to downgrade from 6.0.1 to 5.1.1 and even if you can what's the point?
i belive this problem came from certificates error and will not be solved by downgrading or upgrading software
Click to expand...
Click to collapse
GREAT!
how can we fix the certificates error?
i am willing to try what you offer on my phone.
avn31 said:
GREAT!
how can we fix the certificates error?
i am willing to try what you offer on my phone.
Click to expand...
Click to collapse
i think you do not undrestand .i have the same problem and no solutions yet.
i followed
https://www.youtube.com/watch?v=TzGJDHmKx4o
no instead of X sign on the network i have empty reception bar somtimes and cant find a network....
now i can also say that there is no change with z3x box
including cert write and network repari etc...
the sim is recognized'
i suspect there is somthing with the recption itself

No sim error and no wifi

Hi, for some reason my wife's U11 just decided to stop working - but only the sim and wifi. The no sim message shows and wifi won't turn on. I've reset network settings and have gone as far as a complete factory reset to no avail. It seems to me to be a hardware issue, so I'd like to know if there is anything else I might be able to try? I'm out of ideas, and if it truly is a hardware fault, then that kinda sucks, but oh well. It was a nice phone while it lasted...
I should add that bluetooth still works.
Nejums said:
Hi, for some reason my wife's U11 just decided to stop working - but only the sim and wifi. The no sim message shows and wifi won't turn on. I've reset network settings and have gone as far as a complete factory reset to no avail. It seems to me to be a hardware issue, so I'd like to know if there is anything else I might be able to try? I'm out of ideas, and if it truly is a hardware fault, then that kinda sucks, but oh well. It was a nice phone while it lasted...
I should add that bluetooth still works.
Click to expand...
Click to collapse
same issue for me too please help
i have the same problem...ziocan...
I have also the same error. It's really curious that we all have the same fault.... I've unlocked the bootloader now and will try to Flash everything new. maybe it'll help..
DtwoK376 said:
I have also the same error. It's really curious that we all have the same fault.... I've unlocked the bootloader now and will try to Flash everything new. maybe it'll help..
Click to expand...
Click to collapse
This is starting to get interesting. If you have any updates, please let us know.
I've managed to downgrade it now to Android 8.0. Same issue.
I don't want to believe that this is a hardware fault. But it really seems to be...
Maybe its the antenna? I don't know. MAybe I'm going to root it and flash a custom rom and Wifi repair app.
But It really think there's an hardware defect for now..
DtwoK376 said:
I've managed to downgrade it now to Android 8.0. Same issue.
I don't want to believe that this is a hardware fault. But it really seems to be...
Maybe its the antenna? I don't know. MAybe I'm going to root it and flash a custom rom and Wifi repair app.
But It really think there's an hardware defect for now..
Click to expand...
Click to collapse
That's super interesting to me. Do you know when it happened to you? It really feels quite coincidental to have this happen to a few people.
It happened just 2-3 month ago. First I wasn't able to turn the phone on cause of the WLAN issue. Cause my phone space was locked I wasn't able to authorize myself cause of the disabled connection. After a few tries I put my Sim card inside the phone, and it connected and I could authorize and disable this memory lock. But afterwards it never worked again with my sim card. It seems like it wouldn't even recognize my Sim Card. No Pin question or symbol at the upper front of the display. Nothing. It's really werid and annoying, that something like this happens. I can't believe that it's hardware related.. How would it be possilbe that it's hardawrare related and whe have suddenly the same problems nearly the same time...
I should note that my wife has had her screen replaced before (she dropped the phone and it basically cracked all over). Have you replaced yours?
Yes I replaced mine too. But nevermind I had that issues before. My phone ran all well with cracked screen and one day I had that issues... So I changed my screen in the hope it would fix it.
DtwoK376 said:
Yes I replaced mine too. But nevermind I had that issues before. My phone ran all well with cracked screen and one day I had that issues... So I changed my screen in the hope it would fix it.
Click to expand...
Click to collapse
I'm wondering if it will be a more widespread problem. I'm going to try and get in touch with HTC and see what they have to say. Will update if I hear back from them.
Okay, that would be great. But I don't have high expectations that they'll answer. Due to the fact that they have stopped there smartphone section for now and no more official updates and stuff like that.
But let's hope die at least...
I have exactly the same issue. It happened yesterday. It was just there, sitting on my desk, one minute it was working and I was checking my e-mail, the next one it was not. The phone now detects no SIM card and if I try to enable wi-fi it just hangs in "enabling" status for some time until it gives up and disables it again. I am not 100% sure, but I think I also had a short time in which wifi was no longer working and the SIM connection still was, I remember seeing the 4G logo and maybe I even browsed the internet for a short while. By the way, I have not replaced my screen. Now I know that I can probably spare myself the hassle of doing a hard reset.
It is really suspicious that this weird problem is happening to several people within a short time frame. It would be cool to hear if HTC has anything to say, but I am also not expecting anything from them now, especially for a phone which is out of warranty.
In case it can help, as the author reported, bluetooth still works and it is possible to connect the phone to the internet using bluetooth tethering on another phone (the good old M8 helped here ). This doesn't solve the issue, but is much better than nothing, most apps will work and it is easier to make a controlled migration to another phone.
Any news here?
Same issue here!!! Help!!!
Nejums said:
Hi, for some reason my wife's U11 just decided to stop working - but only the sim and wifi. The no sim message shows and wifi won't turn on. I've reset network settings and have gone as far as a complete factory reset to no avail. It seems to me to be a hardware issue, so I'd like to know if there is anything else I might be able to try? I'm out of ideas, and if it truly is a hardware fault, then that kinda sucks, but oh well. It was a nice phone while it lasted...
I should add that bluetooth still works.
Click to expand...
Click to collapse
Same issue here!!! Help!!!
I have the same issue with a U11+ bought in Germany (I know, other model but hey). I have tried using the other sim slot and using another (definitely working) sim. WiFi doesn't work either. My phone has no visible damage (not even scratches) and no parts were replaced. I can't remember it ever getting wet either. For me it stopped working on 2. of September.
Sorry guys. HTC were really slack at getting back to me, and unfortunately they want me to send the phone in to get it inspected. I know it's out of warranty and since my wife is well and truly into her Huawei P30, this phone is unfortunately going to just have to remain this way. Sorry for not having any better info.
The same issue I am facing now. No SIM CARD Detected and WiFi isn't connecting.
What things I have tried doing so far?
1.) Factory Reset - 3 times.
2.) TWRP Based RUU Restores ( 2 possible versions tried )
3.) Tried Restoring zip based restore
4.) Did a Full Internal + External SD Card Wipe and then flashed RUU.
5.) Restored stock ROM.
Nothing is working at all.
Now, Trying to do S-OFF but as the phone itself is not booting into a normal OS, I cannot install Sunshine app and proceed. Help needed, at least in getting the OS to work.
Thank You.
[email protected] said:
The same issue I am facing now. No SIM CARD Detected and WiFi isn't connecting.
What things I have tried doing so far?
1.) Factory Reset - 3 times.
2.) TWRP Based RUU Restores ( 2 possible versions tried )
3.) Tried Restoring zip based restore
4.) Did a Full Internal + External SD Card Wipe and then flashed RUU.
5.) Restored stock ROM.
Nothing is working at all.
Now, Trying to do S-OFF but as the phone itself is not booting into a normal OS, I cannot install Sunshine app and proceed. Help needed, at least in getting the OS to work.
Thank You.
Click to expand...
Click to collapse
It seems there's no way without replacing hardware to fix it. But if we don't know what causes this error we cannot proceed.
I tried the same things as you did. Also unlocked bootloader. My device is starting but I cannot proceed to the main menue cause of no internet connection. I'd love to try a custom rom. That's the only thing missing.
Also if the phone is rooted there are WIFI Error fixing apps and check.
I have bought myself a OnePlus 7T pro MClaren edition and I'm really happy with it. But also I don't want to accept that the htc just died from nothing.
Same issue here, happend a few months ago and after a week the phone started working. Now again no SIM detected and wifi won't connect.

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