Wifi dropping on Miui 7.5.0.3 Android 5.1.1 - Xiaomi Redmi 2 Questions & Answers

Hello guys.
I have one Redmi 2 Prime Global with Miui 7.5.0.3 Android 5.1.1 and after it changed, thru OTA, to Lolipop the wifi got crazy.
It's connected in wifi but it, randomly, stop traffinc data. A simple put in airplane mode, fix it, but after a couple of minutes I lose the wifi again.
For the sake of the discussion, I already have searched all the internet and the mess that is the Miui forums. Some other users have the same issues but there's no information about solution.
It seems that it's a driver issue with lolipop and even the Miui 8 beta has this problems. I know because I have tried it.
I trully appreciate if anyone can help me on this issue or knows any more info about it. Thank you.

ogabriel said:
Hello guys.
I have one Redmi 2 Prime Global with Miui 7.5.0.3 Android 5.1.1 and after it changed, thru OTA, to Lolipop the wifi got crazy.
It's connected in wifi but it, randomly, stop traffinc data. A simple put in airplane mode, fix it, but after a couple of minutes I lose the wifi again.
For the sake of the discussion, I already have searched all the internet and the mess that is the Miui forums. Some other users have the same issues but there's no information about solution.
It seems that it's a driver issue with lolipop and even the Miui 8 beta has this problems. I know because I have tried it.
I trully appreciate if anyone can help me on this issue or knows any more info about it. Thank you.
Click to expand...
Click to collapse
flash jerrica kernel, and it will be solved!

Ronnie.mac94 said:
flash jerrica kernel, and it will be solved!
Click to expand...
Click to collapse
I'll try that. I'll report any success.

Ronnie.mac94 said:
flash jerrica kernel, and it will be solved!
Click to expand...
Click to collapse
Welp. flashing Jerrica makes things better, but does not solve it.
Now my phone has a more stable wifi, but its has the same issues still and randomly reboots (something like one time in a couple of days).
Any more suggestions are welcome, as it seems that you have experienced similar issue.

This might not be the Problem but I think it is ....
Flashing MIUI Update 7.5.3 caused many a Problem ,
Like , the Navigation bar Stops working .. Volume keys Stop working , phone Reboots itself and heats like hell ...
I tried Every Method to solve it , even with a Format , didn't work ,,.. then I just reflashed the ROM and it was Gone .. if you don't want to Do a Format (dalvik/cache/data wipe) then Dirty flash it again .. but I'll say , do a proper flash , backup all your apps and data using titanium backup , upload your things to google and do a Proper flash ..
Hope it solves it , I have Experienced the problem and This Solved it in many cases apart from This too . MIUI 7.5.3 supports both 5GHz and 2.5GHz so it shouldn't be a Problem with Wifi ..

ogabriel said:
Welp. flashing Jerrica makes things better, but does not solve it.
Now my phone has a more stable wifi, but its has the same issues still and randomly reboots (something like one time in a couple of days).
Any more suggestions are welcome, as it seems that you have experienced similar issue.
Click to expand...
Click to collapse
I think you should flash a fastboot rom of 7.5.3, i am out of suggestions:laugh::laugh::laugh:

Quick update, for the sake of who has the same problem.
Nothing fixed it (in any lolipop version). But last week Xiaomi published the Miui 8.6.9.29 beta, after a few weeks with a pending update for the Redmi 2 prime. With this update the wifi, finally, is fixed.
Thank you guys for the help.

Related

SGH-i337M Sound causing crashes

Hello Everyone,
For some reason, no matter what ROM I flash, each have the common issue of any sound causing crashes. This includes trying to make a phone call, listen to music, or watch a video. I am currently running on AOSP SlimRom 4.4.2 (not like this is ROM exclusive, it has happened on every ROM I have tried).
This problem occurred once I semi-bricked my phone, I flashed stock, and then re-rooted. After that, it seems as if no ROM has been fully functional. SlimRom has been wonderful and works in every aspect except the sound issue.
Does anyone have any idea what it could be? If you need more information just let me know and i'll be sure to provide it.
EDIT: I also face data drops when I lock my phone (and reconnects when it unlocks), not sure if this is relevant but worth mentioning.
Thank you very much,
W.
Wasbo said:
Hello Everyone,
For some reason, no matter what ROM I flash, each have the common issue of any sound causing crashes. This includes trying to make a phone call, listen to music, or watch a video. I am currently running on AOSP SlimRom 4.4.2 (not like this is ROM exclusive, it has happened on every ROM I have tried).
This problem occurred once I semi-bricked my phone, I flashed stock, and then re-rooted. After that, it seems as if no ROM has been fully functional. SlimRom has been wonderful and works in every aspect except the sound issue.
Does anyone have any idea what it could be? If you need more information just let me know and i'll be sure to provide it.
EDIT: I also face data drops when I lock my phone (and reconnects when it unlocks), not sure if this is relevant but worth mentioning.
Thank you very much,
W.
Click to expand...
Click to collapse
I would redo the whole stock, root, recovery but with fresh downloads. What variant are you on?
BehrendsTech said:
I would redo the whole stock, root, recovery but with fresh downloads. What variant are you on?
Click to expand...
Click to collapse
I would really like that to be the last option before I jump into that whole process. Attached is a photo of my phone's information.
EDIT: I tried to unroot/re-root and the problems all persist.
Fixed
FIX: Flashed a new modem/hlos and it fixed the problem, thanks for the help!
Hi.. i have the same problem with the sound + he freezes and restarts. After hi restarts hi freeze after the Samsung logo when the at&t logo apears. If I shoot it down and start it he works for some time. Can anyone help me? :') and maybe give me a firmware with Romanian language? I have 4.4.2 now.
Can someone help me to flash a new modem to my s4? Maybe it will work fine after that

Why does my wifi gets disconnected time and again even i have good internet connectio

my wifi gets disconnected many times when i am playing games or using apps with wifi access.. i use sm g7102 and rr 6.0.1 latest help me
Yeah I am Also Facing This Issue In 6.0! Hope anyone have Solution!
falsh rio kernel ^_^
same on rr 6.0, not facing any issue
This usually happen with only specific people on RR MM !
Like me im facing this issue sometimes and sometimes not but all my friends on G2 dosent have this issue !
Bravo Inc. said:
This usually happen with only specific people on RR MM !
Like me im facing this issue sometimes and sometimes not but all my friends on G2 dosent have this issue !
Click to expand...
Click to collapse
it seems hardware issue of u rphine
agriculture said:
it seems hardware issue of u rphine
Click to expand...
Click to collapse
Not always......when first time i connected wifi on RR then it dosent get discontinued...... But when i flashed after some roms.....it does..... And then i flashed rom to see wifi....its good.......Any rom except RR r good in wifi.....only happens in RR sometimes........!!!!!!
Bravo Inc. said:
Not always......when first time i connected wifi on RR then it dosent get discontinued...... But when i flashed after some roms.....it does..... And then i flashed rom to see wifi....its good.......Any rom except RR r good in wifi.....only happens in RR sometimes........!!!!!!
Click to expand...
Click to collapse
I didn't face It in RR..Its Great! I faced that Problem in the another MM rom that I flashed '
i Didn't face any problems in RR!
Two possible problems, the hardware of the phone (maybe something is damaged or bugged) orrr most common one is the software (because of ROMS or other stuff on installed)
Have you Fixed it?
i was facing same problem after flashing adityarom v3. i was sure that its not hardware problem because when i flash other roms, i don't face it.
try flashing other roms and make sure this is rom problem.
if it software problem, then try this few steps. might work
go to About Phone in the settings and tap 5 times on build number.
you'll get a message saying you are now a developer
go back and you'll find a new setting named developer option.
scroll down. under debugging tab there is few wifi settings. try changing them. change logger buffer size. that worked for me.
(some roms not having wifi options in developer options)
or try dialing *#*#4636#*#* in dialer
and check wifi information. change if needed. it might work.
also try disabling battery saver apps. some battery saver app frequently disable wifi to save battery.
hope it helped

Random reboots on all 7.x.x roms, since i flashed Miui8, Help!

Hi guys i have been having random reboots on all 7.x.x roms i flashed afther i had miui8, on RR i only had random reboots when i was listening to music with headphones and on seraph unofficial cm14.1 i got a lot of random reboots (about 8) when i first flashed it then i didn't have any and now they are happening again. Hope you guys can help me! tnx in advance! (sorry for my bad english)
Current setup:
latets offcial twrp
cm 14.1 12/08 seraph
no custom kernel
this is what i posted in the thread fo the rom afther all of this happend i think i go in more detail in it:
Hi @ashu01 i have been using your rom for a while, i had a great time with it and i had the most screen on time i ever had on a rom. but i switched back to more stock roms (nougat). And since that i switched from your rom i have been having random reboots on every single rom i flashed. i hope you could help me because this si really anoying.
timeline: i had MIUI8, then i flashed RR 7.1 i didn't have random reboot only when i lisent to music with headphones. i could not handel this any longer so i switch since i thought that it was just RR even tho i didn't see a lot of complains about the same issue i had on that thread. so then i flashed unofficial cm 14.1 by seraph the first 30 minutes i had more then 8 random reboots constantly (i was not listening to music at all- then afther a while i decide to do an extra wipe of cache and dalvik cache. this fixed the constant random reboots. but then i found the other issue again, it still random reboots when i listen to music with headphones. it doesn't reboot imidiatly some times i am just listening for 10 minutes and it reboots and some times i cna bee listenign for more then 1 hour and then it happens.
music app: spotify
extra info: i never flashed a custom kernel on any of the 3 roms and i clean flashed every single rom.
i really hope you could help me out because i can't seem to find why this is happening. i suspect the kernel but that is diffrent for every rom so idk anymore.
hope you have any idea about this.
tnx in advance!
-The nuub
Same problem here.. Need help
The nuub said:
Hi guys i have been having random reboots on all 7.x.x roms i flashed afther i had miui8, on RR i only had random reboots when i was listening to music with headphones and on seraph unofficial cm14.1 i got a lot of random reboots (about 8) when i first flashed it then i didn't have any and now they are happening again. Hope you guys can help me! tnx in advance! (sorry for my bad english)
Current setup:
latets offcial twrp
cm 14.1 12/08 seraph
no custom kernel
Click to expand...
Click to collapse
Lots and lots of users have this problem. Can such people send their logcat to the forum so that there may be a chance to catch the culprit.
suchiqaz said:
Lots and lots of users have this problem. Can such people send their logcat to the forum so that there may be a chance to catch the culprit.
Click to expand...
Click to collapse
its hard to log it because it mostly happens when its in your pocket but thats the thing its only when i listen to music with headphones. and i never flashed the new modem or new h2o to get volte. i saw a lot of people with this issue but all of them where trying to get volte working. but i didn't. still tnx for reply!
heithclif said:
Same problem here.. Need help
Click to expand...
Click to collapse
also when you listen to music with headphones ? only then or also while performing other tasks?
I've had this issue on any rom until i checked and realised that my bootloader had been locked even though I never did that. Then I couldn't unlock it again as the bootloader was locked and i couldnt flash stock recovery. Just use qualcomm flash tool to restore to complete stock. The guide is somewhere in General section of the forum

Sleep of death in all Nougat ROMs

The global trouble with all nougat firmware
Hi guys. I amn't alone, I met 10-15 users at 4pda with such problem.
We have the bug at all nougat roms by any devs with different trees...
The sleep of death.
Personally I notice it after/during mobile internet using, but I'm not sure. For long time at home(for a week, for example) with WiFi I have no troubles. But if I am anywhere without WiFi and use 3g(don't have LTE in my country), my phone "sleeps" for some times during just one day... It isn't powered off as it's needed 10-15 seconds of button pressing to turn it on at least.
As the ROM and developer has no meaning I guess that here are the errors in the kernel. @fir3walk says that here are many bugs in our nougat tree and perhaps the trouble is involved in last_dmesg... Or some system force stopes, dozes work improperly.
Not many users have this trouble but it exists an a fact. So it would be great to detect an error and try to fix it. Perhaps not in nougat, at least in new Oreo(I haven't tried it yet so no information about this bug there). We have many ROMs, they are updated for some times a week, new roms are rolling out... But the bug stays still.
If someone else has such problem, write here. Perhaps somebody has any ideas and together we will be able to find solution...
So, all the devs who can detect an error, write us... Any tests, information, logs, etc.
P.S. By the way it is impossible to write logs of powering off(deep sleeping) via logcat or another's. If I run the logging I have no "sleepOFdeath".
It is really global trouble so let's try to fix it together.
I'm sorry for your trouble.
Lets start by figuring out which device is in question
I have a 3s prime and never saw this issue.
So do you have a 3s or 3x or 3s prime?
Hello OP, can i ask if you installed that MIUI Ported ROM based in nougat? Because when i installed it (twice) y faced this issue in every rom that i flashed afterwards, then decided to clean-flash miui fastboot rom and the problem was solved.
Maybe that's your problem.
i face it in rr rom but no in dnd rom
Guys did anyone here with the sod, flash global stable/developer in edl mode?
leyD said:
Hello OP, can i ask if you installed that MIUI Ported ROM based in nougat? Because when i installed it (twice) y faced this issue in every rom that i flashed afterwards, then decided to clean-flash miui fastboot rom and the problem was solved.
Maybe that's your problem.
Click to expand...
Click to collapse
Hello. No, I didn't try miui based on nougat.
But other users say that they notice such trouble at miui(7 android) as well.
So it isn't the cause...
Also about my phone:
Redmi 3s, 2/16, 2016030, FPC, aa1 motherboard.
bekcicandrej said:
Guys did anyone here with the sod, flash global stable/developer in edl mode?
Click to expand...
Click to collapse
Will try to flash via miflash, as I faced no problems before this SOD at 7.1.2. Always flashed my phone via twrp.
By the way, guys, my 3s sleeps well on nougat, but it isn't econom in active mod.
For example, I have made a record at our device at 6.0.1 version - 17.5 hours of screen. Nougat isn't so optimized by now... 10-11 as maximum.
Dmytox said:
Will try to flash via miflash, as I faced no problems before this SOD at 7.1.2. Always flashed my phone via twrp.
By the way, guys, my 3s sleeps well on nougat, but it isn't econom in active mod.
For example, I have made a record at our device at 6.0.1 version - 17.5 hours of screen. Nougat isn't so optimized by now... 10-11 as maximum.
Click to expand...
Click to collapse
17.5 h of SOT on what ROM?

Update to Android 11 Wifi Problem

So when i use Android 10 Roms my Wifi works fine, but when im trying a android 11 rom i cant conenct to my wifi.
I tried like 4-5 Roms and i have always the same problem. Does anyone have idea what the problem could be?
fappifap said:
So when i use Android 10 Roms my Wifi works fine, but when im trying a android 11 rom i cant conenct to my wifi.
I tried like 4-5 Roms and i have always the same problem. Does anyone have idea what the problem could be?
Click to expand...
Click to collapse
Maybe this is ur problem
I found the problem,it was my wlan encryption mode.
It didn't connect with WPA2 +WPA3 (FritzBox), WPA2 only works.
Thanks for the help anyways
fappifap said:
My redmi note 8 has the same problem but it's a little different, it doesn't even turn on wifi and mobile data, it keeps activating infinitely on any android 11 rom, it only works normally on android 10 :/
Click to expand...
Click to collapse
The issue is regarding either your wifi or the ROM which you're using , (since lavender doesn't have A11 update officially by Xiaomi) , So you can try flashing the fastboot version of latest miui fastboot ROM , and then flash your ROM again , it should fix the issue if it's from your side. If not fixed then contact your maintainer.

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