Microphone Problem in Android 11 - Xiaomi Mi A3 Questions & Answers

Hi there
Since I updated my MI A3 to Android 11 the microphone sometimes doesn't record voices !
( I reset and flashed my phone so many times but didn't solve )

Upppppp

If you flashed stock with miflash... Probably the problem is hardware. I have flashed many stock and custom a11 firmware. And my microphone work well. A question. When you reflashed stock rom... You have changed the active slot? All updates are installed on slot b. So if want to make a good clean istallation... In my opinion is better set active slot to a via fastboot before flash. Try this. Also you can try a custom stable rom with oss drivers. But is important to make a good installation. Or the software problems may not be solved

Recently after owning a new car that is my first using Bluetooth handsfree option, I discovered this issue.
It seems the mic got somehow "stuck" to the car when I leave it, as the phone's normal mic then is okay. Just when trying to use the phone's handsfree mic in a call oder video calling in signal or hangouts it doesnt work. Even recording videos using the camera app is fine, but any handsfree option for any communication does not work.
Restarting the device or restarting bluetooth does not work. Somehow the phone recovers after sometime. When, why and how I do not know.
It definitely breaks down again once reconnected to the car.

with other bt devices have same problem?

Sadly I don't have any other bt device that is handsfree mic capable, I just own a speaker that is connected every now and then - it was my first idea to recover it by connecting to another bt device (the said speaker), but it does not work. Of course, the speaker is not connected using the same bt variant, the icon in the phone's settings is different.

mmmm... for this issue, the solution are: try delete all bt connection. if dont work try install latest software update. if dont work the definitive solution is wipe data and make a new clean installation. i suggest do this via miflash

wetito said:
If you flashed stock with miflash... Probably the problem is hardware. I have flashed many stock and custom a11 firmware. And my microphone work well. A question. When you reflashed stock rom... You have changed the active slot? All updates are installed on slot b. So if want to make a good clean istallation... In my opinion is better set active slot to a via fastboot before flash. Try this. Also you can try a custom stable rom with oss drivers. But is important to make a good installation. Or the software problems may not be solved
Click to expand...
Click to collapse
is there a guide to do a good factory reset without unlock the bootloader?

boot into recovery and wipe data

Related

[Q] Bluetooth Problem with o2 latest firmware KI4

Just updated my o2 i9100 via Kies to latest firmware PDA:KJ1 /PHONE:KI4 /CSC:KJ1 (O2U)
Everything seemed to go ok and phone rebooted
Now when I switch on Bluetooth a message apears telling me there are open available bluetooth devices and then crashes.
Screen goes blank - quick flash of o2 Startup "water" and startup screen then media scanning complete and keeps looping until I can catch it by turning off bluetooth. Then its stable!!!
Newbe needs help please
BTW all was working fine before update
I have the same issue, also noticed that in 'Running Services' there are 2 copies of BLUETOOTH SHARE running, one showing 28.00KB, the other 0.00B, otherwise all other functions running ok.
Does everyone with the latest O2 firmware have this problem? I'd be grateful if anyone else could say if Bluetooth is broken for them too.
Thanks.
Updated yesterday (KJ1) no problems, switch on bluetooth, notification comes up showing available devices.
Downgraded and then let Kies try again.
This time all working!
Not sure what went wrong the first time as both times got exactly the same messages and success at the end.
How did you downgrade ?
mitap said:
How did you downgrade ?
Click to expand...
Click to collapse
I used factory reset.
remember to backup data first
Factory reset resolved Bluetooth issues, thanks
I've been having this problem despite several full wipes. This is happening on the leaked XXLPB (ICS firmware) as well so it doesn't seem to be a software related.
When I enter commands such as *#232337# (Bluetooth Address) or *#232331# (Bluetooth Test Mode), I can't find Bluetooth details (such as Bluetooth MAC address etc.). I'm wondering if I should send the phone for repair.
Would like to hear if this is a known problem and there is a possible fix other than a full wipe.

Question about audio output...not working

Alright, so a while back, my loudspeaker started to cut in and out, and when i would fire up a game it would come through all distorted or muffled. Upon exiting the game, i could fire up play music, select a track, and it would play fine. But then back to any other application, and it would be muffled again. Notifications come through the earpiece, and eventually no sounds at all come through the loudspeaker. Then i reboot and its all fine again.
I factory reset, and it did not help. I plugged in headphones (and wheres where it gets interesting) the headphones output the same weird muffled quality of sound that the speaker was producing. So is it not the loudspeaker?
I tried to flash a different rom over, still didnt help it at all. Im not exactly sure whats going on, but nothing i am doing seems to be helping. Can anyone help me?
That doesn't sound like a software problem, that maybe the sound producing hardware ( amplifier ) that seems to be working intermittently, just happens to work when you change applications. Is your device rooted? If so, have you tried to go back to stock via Odin installed stock .tar OS ( kk 4.4.2 ) ?
jimzweb1 said:
That doesn't sound like a software problem, that maybe the sound producing hardware ( amplifier ) that seems to be working intermittently, just happens to work when you change applications. Is your device rooted? If so, have you tried to go back to stock via Odin installed stock .tar OS ( kk 4.4.2 ) ?
Click to expand...
Click to collapse
i have not tried that. do you think my device is okay?
aplacetorest said:
i have not tried that. do you think my device is okay?
Click to expand...
Click to collapse
I think that you should go back to stock or stock rooted, via a recovery backup, or installing a new OS. This would eliminate the possibility of a software problem. So if it works good on stock OS setup, great !!! Then you know its not a hardware problem. If doesn't work properly you will have to replace the device. Now assuming it does work correctly, you can reinstall the other rom that was giving you a sound problem and I would try installing a different kernel. The sound driver in a different kernel my work better.

Phone Calls Audio Problem

Hi all,
I have a Galaxy S" i9300 and I've been using NeatRom since a long time now, maybe 2 years or more without any issue, but since few weeks I'm having problem with phone calls, I can't hear and they can't hear me, so the speaker and the microphone are not working during call. While if not in a call they work fine, I can record my voice, listen to music...
I've tried many thing, full wipe, flash the latest NeatRom but nothing worked.
I've flashed also the latest stock rom but the issue remain the same.
Any idea please?
Thanks
Flash a stock rom via odin and boot it up. Go to the dialer and press *#0*# for factory test mode.
From there you can test the hardware. Factory test mode is not accessable via custom roms.
shivadow said:
Flash a stock rom via odin and boot it up. Go to the dialer and press *#0*# for factory test mode.
From there you can test the hardware. Factory test mode is not accessable via custom roms.
Click to expand...
Click to collapse
Tried that already.
Nothing looks wrong from *#0*#
Then the problem has to be software.
Most likely it is an hardware problem.
Search on google for: samsung i9300 no sound during calls
I have two S3 devices that have the same problem.
Tried factory reset, flash original rom, flash Cyanogenmod (CM11 & CM 13) and flashing modems. Nothing seems to be working.
Some people tried to apply pressure on the Audio IC chip. Maybe you can try this. More information about this can be found here.
[email protected] said:
Most likely it is an hardware problem.
Search on google for: samsung i9300 no sound during calls
I have two S3 devices that have the same problem.
Tried factory reset, flash original rom, flash Cyanogenmod (CM11 & CM 13) and flashing modems. Nothing seems to be working.
Some people tried to apply pressure on the Audio IC chip. Maybe you can try this. More information about this can be found here.
Click to expand...
Click to collapse
Not true. I had this issue and it was software related.
Also, op states "no fault" with factory test mode.
shivadow said:
Not true. I had this issue and it was software related.
Also, op states "no fault" with factory test mode.
Click to expand...
Click to collapse
What I said was "Most likely". That doesn't exclude software.

P9000 Cyanogenmod Stable 5 Microphone&Speaker NOT working

Hey,
so I recently got the P9000 and I am very happy with it in General. There is just one big Problem, I am very used to Cyanogenmod on all my devices so I tried installing it in this phone, everything worked fine except for the microphone and the Speaker, Calls go through but I cant talk neither hear anything. Everytime I Start the phone it also says AudioFX was shut down. I also Tried listening to music or any sound for that matter but nothing works. I then installed the Stock ROM and everything works like a charm so I can rule out a Hardware issue. But the Stock ROM is just not cutting it for me in terms oft usability and options and I would much rather switch back to CM. Tried it again yesterday, clean install and everything, Microphone and Speaker are not working.... Does anyone have any ideas how to fix this? Any help greatly appreciated.
Read the Thread
Felino41 said:
Hey,
so I recently got the P9000 and I am very happy with it in General. There is just one big Problem, I am very used to Cyanogenmod on all my devices so I tried installing it in this phone, everything worked fine except for the microphone and the Speaker, Calls go through but I cant talk neither hear anything. Everytime I Start the phone it also says AudioFX was shut down. I also Tried listening to music or any sound for that matter but nothing works. I then installed the Stock ROM and everything works like a charm so I can rule out a Hardware issue. But the Stock ROM is just not cutting it for me in terms oft usability and options and I would much rather switch back to CM. Tried it again yesterday, clean install and everything, Microphone and Speaker are not working.... Does anyone have any ideas how to fix this? Any help greatly appreciated.
Click to expand...
Click to collapse
Flash Final 3... this will work for you.
MaStErB_1984 said:
Flash Final 3... this will work for you.
Click to expand...
Click to collapse
First of all thank you for the tip, in the meantime I installed Android 7 beta to have a look at it. Is there any way to go back to Stock ROM on Android 6 so I can install CM13 Final Build 3? I have tried flashing Recovery and STOCK ROM via SP Flash but it won`t work. I click Download, connect the phone while pressing the Vol+ and it says Downloading, goes up to 100% but the red bar is still there, then nothing happens. Every Flash of Stock or CM Recovery I did before that worked just fine so I guess it has something to do with Android 7. If there is no way I guess I`ll stick with Android 7 for now but I´d rather switch to CM.
There is a way...it has to do with the Android...it changes the preloader and the boot partition. Take this file from deepflex: https://yadi.sk/d/40K4mWLauUddk and flash with sp-tools. Finally flash the TWRP-Recovery from Jonny with flashtools. At the end do a full wipe and install the cm13.1 (Final 3) and the opengaaps.
Got it to work, I used a slightly different approach but right now I am finally installing CM13 Final Build 3, lets see if it works out fine! Thanks again for your help :good::good:

P9000 - No radios with official stable nougat

I've installed the official Nougat update from Elephone using the SP flash tool. Before the update, everything on the phone was working.
After the update, the phone boots Android 7 fine, but no SIM cards are recognised.
I've tried entering Engineer Mode through the phone app to reset the IMEI (I know what they are) but the 'Connectivity' page in Engineer Mode doesn't list phone radios, only FM, Bluetooth, NFC and WiFi.
So I rooted the phone and tried entering AT commands through a terminal. But the folder /dev/radios is empty.
It's like my phone has no... well, no phone. I guess the driver is broken somehow.
Does anyone have any tips on how to proceed?
tom.k.cook said:
I've installed the official Nougat update from Elephone using the SP flash tool. Before the update, everything on the phone was working.
After the update, the phone boots Android 7 fine, but no SIM cards are recognised.
I've tried entering Engineer Mode through the phone app to reset the IMEI (I know what they are) but the 'Connectivity' page in Engineer Mode doesn't list phone radios, only FM, Bluetooth, NFC and WiFi.
So I rooted the phone and tried entering AT commands through a terminal. But the folder /dev/radios is empty.
It's like my phone has no... well, no phone. I guess the driver is broken somehow.
Does anyone have any tips on how to proceed?
Click to expand...
Click to collapse
Use maui meta 3g to restore IMEI. It is mentioned several times in these forums.
Hexyl said:
Use maui meta 3g to restore IMEI. It is mentioned several times in these forums.
Click to expand...
Click to collapse
Well, there's one who didn't read the question. This is not about restoring the IMEIs.
Alright. I know flashing nougat might break the radios and also IMEI. This includes not detecting simcards. I had this problem myself.....
I have the same problem, or similar .
I can sometimes send and recieve text messages and sometimes i can call. Data traffic seems to work ok.
Right now as soon as i try to make a call i lose connection to the mobile network.
Theres a simple fix, reflash 6.0, then do format all + download android 7, imei wont be restored, but both sims will be recognized and work normally
Ruben Craveiro said:
Theres a simple fix, reflash 6.0, then do format all + download android 7, imei wont be restored, but both sims will be recognized and work normally
Click to expand...
Click to collapse
I did this and got the sim working with data and SMS but I can't call.
Should I try again? I want to restore my imei from my box too.
Flashtool and stock roms?
How did you do Tom? Did you fix it?
Thenbay said:
I did this and got the sim working with data and SMS but I can't call.
Should I try again? I want to restore my imei from my box too.
Flashtool and stock roms?
How did you do Tom? Did you fix it?
Click to expand...
Click to collapse
are you using the usa model? its known to have issues on latest versions due to incompatibility issues with radio files
Ruben Craveiro said:
are you using the usa model? its known to have issues on latest versions due to incompatibility issues with radio files
Click to expand...
Click to collapse
No, i think i have the European version. The problem remains if I flash back to 6.0.
Thenbay said:
No, i think i have the European version. The problem remains if I flash back to 6.0.
Click to expand...
Click to collapse
then its priblably usa version.. since this has never happend to me
tom.k.cook said:
I've installed the official Nougat update from Elephone using the SP flash tool. Before the update, everything on the phone was working.
After the update, the phone boots Android 7 fine, but no SIM cards are recognised.
I've tried entering Engineer Mode through the phone app to reset the IMEI (I know what they are) but the 'Connectivity' page in Engineer Mode doesn't list phone radios, only FM, Bluetooth, NFC and WiFi.
So I rooted the phone and tried entering AT commands through a terminal. But the folder /dev/radios is empty.
It's like my phone has no... well, no phone. I guess the driver is broken somehow.
Does anyone have any tips on how to proceed?
Click to expand...
Click to collapse
Did you get your phone working again??
I have not been able to geet mine working again.
this phone has soo many problems,, why the hell they sale it like that, mine had no emie once updated to 7.0 and it has never had a speaker working. i'm dealing with warranty and this guys dont want to take responssability for their product. very frustrating !!! any how i got one of the sim cards working the second slot, also got the emie showing now but still no audio from speaker, what i did.... i flashed the android 7.0 i selected format+download and everything works just the speaker does not
DiMatador said:
this phone has soo many problems,, why the hell they sale it like that, mine had no emie once updated to 7.0 and it has never had a speaker working. i'm dealing with warranty and this guys dont want to take responssability for their product. very frustrating !!! any how i got one of the sim cards working the second slot, also got the emie showing now but still no audio from speaker, what i did.... i flashed the android 7.0 i selected format+download and everything works just the speaker does not
Click to expand...
Click to collapse
that seems like a hardware issue, i think theres a few cheap speakers and you could try to fix urself on ali express theres speaker at around 10$ it ahould be farelly easy to replace it
I've had this same problem, but only after replacing my screen due to damage. Ever since then, it'll see the sim but wont connect to my network.

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