f9212b firmware update needed

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7router7

Member
Mar 25, 2020
6
0

@Kullerkeks77

can you support me to undersntand how to solve my issues on Android 12?

1) Bluetoothe call audio is Really unclear and there is LAG between sender voice and receiver output.
2)it seems that radio quality is really low while the machine is moving
3)radio cannot be saved by RDS Name

Hi all,
I bouth the VW unit:

I have a couple of problems:

1) Bluetoothe call audio is Really unclear and there is LAG between sender voice and receiver output.
2)it seems that radio quality is really low while the machine is moving
3)radio cannot be saved by RDS Name

Can someone help me to understand if there is something I can do to improve my issues?
Buying an external microphone could help?
Is there a firmware upgrade I could use to improve my experience?

Thanks all for the possible support.

View attachment 5920897

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jmatienza10

Member
Apr 27, 2023
48
3
Hello, asking if anyone here can help me with my head unit, it only says the following and I can't figure out which firmware to flash for it to be more responsive
 

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Mihaimalmazen

New member
Jun 3, 2023
3
0
bye I received a firmware from the seller that also contains a video and some pictures how to update this car radio but it doesn't work. Does anyone have an idea how to get it to boot. Thank you
 

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jmatienza10

Member
Apr 27, 2023
48
3
Hi I can confirm that my unit is a F9212B with Android 12 and 7.3.8 version. I've read that it is possible to apply the 9211B to the 9212B.

Just asking if what would be the best firmware to use? Should I stick to what I have since it has a 7.3.8 or should I try and flash 9212B/9211B, I'm afraid that I might brick my head unit.
 

bring-ass

Member
Nov 20, 2022
9
1
Hi I can confirm that my unit is a F9212B with Android 12 and 7.3.8 version. I've read that it is possible to apply the 9211B to the 9212B.

Just asking if what would be the best firmware to use? Should I stick to what I have since it has a 7.3.8 or should I try and flash 9212B/9211B, I'm afraid that I might brick my head unit.
Is anything wrong with your current firmware?
You already have the last one.
 

bring-ass

Member
Nov 20, 2022
9
1
Mine's missing zlink in the drawer but is installed in the system. Also just curious as to what the stock firmware looks and feels like
Zlink you can install whenever you want... And honestly, about the firmware... Nothing changes, it won't run faster, it won't change unless you are having problems... Maybe and just maybe it will fix it.
To me, always worked bad, I'm still having problems, and I'm about to throw it away.
 

jmatienza10

Member
Apr 27, 2023
48
3
Zlink you can install whenever you want... And honestly, about the firmware... Nothing changes, it won't run faster, it won't change unless you are having problems... Maybe and just maybe it will fix it.
To me, always worked bad, I'm still having problems, and I'm about to throw it away.

Got it, may I ask if you have the link for the zlink installer?
 
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starlugo

Member
Dec 21, 2010
5
0
I got same version number after update I lost vehicle any one know we’re I can find folder location for this look picture
 

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7router7

Member
Mar 25, 2020
6
0
I installed B7.3.8 version (latest one provided by Support Hikity) but the issue with bluetooth call lag is not solved.

Very bad experience with this device.

Can it be an hardware problem, and the device should be replaced according to your opinion?

Could someone solve the bluetooth call lag issue?

Regards.
IMG_2645.jpg
 

gnwn

Member
Dec 2, 2011
37
5
Hello.... is there software F9210B_AHD_00028_V001 ANDROID 12 and can it be installed on F9211B android 11, thank you
 

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  • 1
    Thank you...I got it updated
    After several install/unistall,and reading on forum 4da the firmware 9211 B is more responsive,the bluetooth u can shut off,and the navigation you can make the music execept the radio Fm ,can slide the volume until mute the second app.i have an internet apk,when the nav.is speak,the apk for intenet radio mute.For the best result,and for a more speed response the chinise version its more faster,but none google service,play store.I dwn the app that i want to install..i put photo to have an idea what is the china version.
    1
    @stefanncostea mine gone black screen after updating wrong firmware. please can you help me on how to fix this. really badly need your help. tia
    give me an adress email to send the firmware
    1
    Als je een Android-versie hebt: F9112B_00020_V001.
    Ik deed het als volgt, reset het apparaat hard, download de nieuwste versie:
    gongbang_F9212B_ui-9212B-AUTOTEST-hw-ota-v7.35
    van de Chinese website (zie voor website in een van de eerste threads, de website heet : XYAUTO en gebruik de volgende ID en wachtwoord:

    gebruikersnaam: xyauto
    wachtwoord: 123456

    Download de bovengenoemde versie en niets anders

    Formateer een USB-stick met FAT32 (niets anders!) kopieer het gedownloade ZIP-bestand (NIET UITPAKKEN) op de USB-stick start je radio , ga naar Sytem Info en druk op Android Update , heb geduld want het duurt wel lang.
    ( Ik heb de radio in mijn werkplaats aangesloten op mijn PSA 12 Volt en met WiFi verbinding gemaakt , een muis aangesloten, dat werkt wat sneller en beter)
    Als alles goed is gegaan, geeft hij pas een juiste Android 10.1 info, als je de set zelfs een "koude " herstart geeft.
    Daarna kun je alle instellingen doen die je wilt, en de app's naar keuze downloaden.
    En............ ik weet niet of het echt zo is maar ik heb het idee dat hij wat sneller is.
    Veel succes
    1
    HI i have a diiferrent unit my unit is with buttons for volume i donnt hsve knob like you... sorry..i cannt help you...
    1
    give me an adress email to send the firmware
    @stefancostea the file you have does it have a valid scatter file to flash trough Sp flash tools? My headunit gone black after wrong file