Unable to update 4a 5g to Android 12 - Google Pixel 4a Questions & Answers

Hi All,
Hope this is the right forum...
I have a Pixel 4a (5G). I've tried flashing Android 12 about 10 different ways, but no matter what I do settings shows Android 11. I've tried using the dev flash tools website ( https://flash.android.com/preview/dp1.1) , I've tried the manual download / install from https://developer.android.com/about/versions/12/download .... No matter what, I'm still on Android 11. Am I missing something obvious?
Thanks
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All you have to do is to download the device factory image for bramble from HERE and flash it using flash-all.bat, having your device in fastbtoot mode.
If you want to retain your user data, remove the "-w" from the bat script on the line you see the "update instruction".

I did that, just using flash-all. All data was lost, but still says Android 11 (S). I'll try it again with the -w....

S is developer preview of Android 12 but it's still marked as 11 on some places. So if it was that what made you doubt, forget it, it's normal.

OH. LOL.. Thanks. Well, that explains it!

Related

Help LG FLASH TOOL

UPDATE UPDATE UPDATE !
already solved it. it seems the lg flash tool threads and such found on this forum
are either outdated or there's missing files.
since there are only two things i did and it worked.
---- dll file and driver ----
mods can either delete or close this thread now.
Good day everyone
I would like to ask for a help due to a problem with the LG Flash Tool.
which i downloaded here . https://forum.xda-developers.com/showthread.php?t=2797190
the problem is in the image attached. >>>>>> imgur.com/Kx5yepW
im running win10 64bit.
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always an error when reading phone information
also my settings on flash tool
cdma
cs_emergency
bello d335 stock rom kdz
---------
tried to flash my bello due to a problem after hard reset
>app store pop up says it is not installed
>storage space is running out when there's 3.70gb space left and it just finished a hard reset.
>can't install anything even from outside sources
Thank you in advance

Downgrading to android 9 - is it possible?

I've got the android 10 beta update, but i need to downgrade back to 9, because an app, which i use for work isn't working under the new system. I've downloaded, the oficial android 9 build from oneplus's site, and was about to use the local upgrade function, but it shows this message.
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. I'd like to avoid to install custom recovery and custom rom, if possible.
Thanks!
So it shows this
D_vid97 said:
So it shows this
Click to expand...
Click to collapse
the fastest way back with data loss is to msm the phone back to 9.
Go in the oneplus community beta thread and you will find the correct rom to downgrade.
you can but i twill wiped all of ur data. go to the oxygenos android q beta's thread on oneplus community. there's an instruction there.
It is basically a downgrade package which is installed using local upgrade.
Doesnt Format everything on TWRP and then the PIE works?
Whats the difficulty?

UPGRADE TABLET from 4.2.2 to any - Installation aborted when i try to install any image

Hey Guys,
Iam new to Upgrade any Android Devices. I had became a Tablet which i want to use. This tablet is on ver 4.2.2 which is useless for the newest Apps or my App which i want to Program. I know i can program an app which works on it but i want do more with it. So i need a Android vers 6/7/8. I try to rooted it but it was already. Then i search for a Image which i can use. And then i try to install it with "apply update form ADB" and then comes this error. I try also apply from external storage.
My Tablet is from a No-Name company so i try to find any which i can use. I try to use LineageOS but it didnt work. Everytime when i try to use an Image it comes Installation aborted.
My Tablet Name : FX2 PAD10 AW
in the Recovery stand : SDK: MID-A20-Android4.2-V2.Opatch1
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So My Questions are:
1. How i know which image can i use?
2. Why comes "Installation aborted"?
And Maybe will be helpful if any can write a short tutorial or post a Good video tutorial.

Oneplus 6 phone not starting

Hey guys, hoping someone with more knowledge then me can help me out here. I tried to install a custom from and may have bricked my phone as at the moment when it starts it just goes to a menu screen which has some options on it like wipe data and cache, advanced and exit. I can reboot to fastboot but cant go into recovery anymore. So this is what I did:
I did the adb OEM unlock
installed TWRP
then downgraded to oxygen 10.3.11 with the stock rom
then decided to upgrade to havoc android 11 and installed the from but there were too many issues
so I decided to go back to my oxygen rom. went into twrp reset the device and it went into a boot loop
At this point I could go into recovery so I mounted a USB drive and flashed the stock Oxyegn OS 10.3.11 again
Now I cant go into recovery anymore and the phone does not start up other than into the menu mentioned above.
Can I get some advice please on the steps I need to do to get my phone working again
Thanks
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Try 9.0.9 rom instead. Its a transition rom to 10.

Question HELP PLEASE

I tried updating my phone manually with a batch file, using the official retail g100 rom, but it wouldn't finish the installation and now my phone is bricked
I updated it several times before using this method but it never gave me any issues until now
is there another way to install the official rom without losing any data or is it better to just switch to a custom rom, and if so, how do I go about doing it?
I'd really appreciate if you guys could help me asap
Can you access fastboot/bootloader mode?
yes
Did you use an old batch file or create a new one for the updated firmware?
If you are using an old one, chuck it and make a new one from the recent firmware. Possibly theres an extra sparse image part in there, that the old batch file isnt flashing.
I tried with a batch file from the previous version and then I created a new batch file but it still didn't work
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it stops right after writing the last 11th super sparsechunk
I managed to install the servicefile.xml
it turns out my adb sdk tools were out of date

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