Need help going back to stock - Galaxy Tab 2 Q&A, Help & Troubleshooting

I have a 7" Galaxy Tab 2 (P-3100 I think) and I am planning on finally getting rid of it. I am on Lineage 13 right now and I want to return to stock. I would use Odin but the problem is my USB cable is dead.
What should I do? Does anyone happen to have a TWRP backup of clean stock or something? Or is there a .zip version of stock lying around somewhere that can be flashed through TWRP?

TheRealSS said:
I have a 7" Galaxy Tab 2 (P-3100 I think) and I am planning on finally getting rid of it. I am on Lineage 13 right now and I want to return to stock. I would use Odin but the problem is my USB cable is dead.
What should I do? Does anyone happen to have a TWRP backup of clean stock or something? Or is there a .zip version of stock lying around somewhere that can be flashed through TWRP?
Click to expand...
Click to collapse
Install the Flashfire app from play store. It allows you to flash the stock rom without a pc.

john99ap said:
Install the Flashfire app from play store. It allows you to flash the stock rom without a pc.
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Click to collapse
That looks great. By stock rom do you mean it can flash .tar.md5 files just like Odin?

TheRealSS said:
That looks great. By stock rom do you mean it can flash .tar.md5 files just like Odin?
Click to expand...
Click to collapse
Yes. Just place it in internal storage or in sd and install.

Related

[Q] Return to Stock without USB Cable

How can I return phone to stock without USB working on phone. PC says not recognized. It is rooted and running Jelly Bean 4.1.2 with CWM installed. Galaxy Skyrocket S2. My S3 has no problem connecting with same USB cable so must be something with S2 phone. Thanks,
http://forum.xda-developers.com/showthread.php?t=1764556&highlight=rom
That is stock ICS with UCLF6
This is also supposed to be in Q&A.
immaeetuu said:
http://forum.xda-developers.com/showthread.php?t=1764556&highlight=rom
That is stock ICS with UCLF6
This is also supposed to be in Q&A.
Click to expand...
Click to collapse
Thanks. Just want to return it to STOCK as 4.1.2 uses TOO much battery. I have CWM Touch 6 installed Now. So will give it a try. Hope it does not mess up phone!!!
tailgunner9 said:
Thanks. Just want to return it to STOCK as 4.1.2 uses TOO much battery. I have CWM Touch 6 installed Now. So will give it a try. Hope it does not mess up phone!!!
Click to expand...
Click to collapse
Have the STOCK firmware downloaded from SamMobile. So will this work as Well???
tailgunner9 said:
Have the STOCK firmware downloaded from SamMobile. So will this work as Well???
Click to expand...
Click to collapse
Everything from Sammobile is for Odin.
hechoen said:
Everything from Sammobile is for Odin.
Click to expand...
Click to collapse
Unzipped file ATT-UCLF6-cwm5 and he has 2 files the same system\lib\libdivxdrm.so 194,244 and other 206,568 so which do I use???
tailgunner9 said:
Unzipped file ATT-UCLF6-cwm5 and he has 2 files the same system\lib\libdivxdrm.so 194,244 and other 206,568 so which do I use???
Click to expand...
Click to collapse
Don't unzip it ... Copy the zip to your sd card and flash it in CWM
Those roms are made in Linux which diffrentiaite between small and capital letters..

[Q] how to un-root

How do I un-root?
sniper8752 said:
How do I un-root?
Click to expand...
Click to collapse
That depends on a lot of things.
Are you stock rooted, or are you running a custom ROM?
If you are stock rooted, do you have a custom recovery installed?
There are a bunch of ways to unroot. If you are stock rooted with stock recovery, you can remove SuperUser and the files associated with superuser in (going from memory) xbin.
If you have a (working) custom recovery (that you did not use ROM Manager to update) then you can simply flash the stock firmware in recovery (unzip the file from Asus 1 time).
If you have a TF101 (non-3G version) you can use NVFlash or EasyFlasher to flash back to stock in APX mode.
I am running KatKiss and CWM. I have superSU, and there is an option for "Full Unroot". Not sure if this would work, since I need stock rom. Would I do the full unroot, then just flash the stock rom? what would I do with the custom recovery then?
If I were to flash the stock rom, wouldn't it still be rooted, and also have custom recovery? I need to set it back to all stock and factory defaults
sniper8752 said:
I am running KatKiss and CWM. I have superSU, and there is an option for "Full Unroot". Not sure if this would work, since I need stock rom. Would I do the full unroot, then just flash the stock rom? what would I do with the custom recovery then?
If I were to flash the stock rom, wouldn't it still be rooted, and also have custom recovery? I need to set it back to all stock and factory defaults
Click to expand...
Click to collapse
If you flash the stock ROM, it replaces recovery and unrooted as well.
frederuco said:
If you flash the stock ROM, it replaces recovery and unrooted as well.
Click to expand...
Click to collapse
ok - thanks.
frederuco said:
If you flash the stock ROM, it replaces recovery and unrooted as well.
Click to expand...
Click to collapse
should i follow this?: http://www.transformerforums.com/fo...frederuco-s-guide-flash-tf101-back-stock.html
and do I need an sd card?
sniper8752 said:
should i follow this?: http://www.transformerforums.com/fo...frederuco-s-guide-flash-tf101-back-stock.html
and do I need an sd card?
Click to expand...
Click to collapse
Yeah, that is a good guide.
No, you don't need a microSD card so long as your recovery can see the internal storage.
frederuco said:
Yeah, that is a good guide.
No, you don't need a microSD card so long as your recovery can see the internal storage.
Click to expand...
Click to collapse
do I need to install gapps, or is it already in the stock rom?
sniper8752 said:
do I need to install gapps, or is it already in the stock rom?
Click to expand...
Click to collapse
Nope, just flash the stock ROM. It has all the GAPPS and such you need.
frederuco said:
Nope, just flash the stock ROM. It has all the GAPPS and such you need.
Click to expand...
Click to collapse
For some reason, when I boot into recovery with the android guy, it gives an exclamation mark with a triangle.
sniper8752 said:
For some reason, when I boot into recovery with the android guy, it gives an exclamation mark with a triangle.
Click to expand...
Click to collapse
That is Stock Recovery. You can only flash the currently installed version of the Stock ROM or a newer version of the stock ROM with stock recovery.
frederuco said:
That is Stock Recovery. You can only flash the currently installed version of the Stock ROM or a newer version of the stock ROM with stock recovery.
Click to expand...
Click to collapse
i wasn't planning on flashing any roms yet. So this is normal then? just want to make sure everything is working fine, and is at stock now.
I thought maybe it was broken, or I did something wrong, that this is showing up.
Yup, that is normal.
frederuco said:
Yeah, that is a good guide.
Click to expand...
Click to collapse
Can't stop laughing XD
I wonder who made this guide
Sent from my Slider SL101 using xda app-developers app

Can't install on USB storage or SD card.

I've had this problem for a bit. I can't install most any apps on my Tab 2. I guess it's from an auto-update to 4.2.2?
Is it easy to downgrade? I just had to flash this ROM to get it back up and running but I'm stuck with this issue of not being able to install anything.
Can I just flash another ROM in Odin and get to an earlier version? If so, can you link me to it?
Nothing?
Go to samfirmware.com and download the 4.1.2 firmware. I believe that had app2sd. You will need Odin to flash it.
If you want KitKat with app2sd, you will need a custom recovery to install it. Just reply and tell me which way you want to go.
Sent from my SGH-T989
jrc2 said:
Go to samfirmware.com and download the 4.1.2 firmware. I believe that had app2sd. You will need Odin to flash it.
If you want KitKat with app2sd, you will need a custom recovery to install it. Just reply and tell me which way you want to go.
Sent from my SGH-T989
Click to expand...
Click to collapse
I can't get any of the GT-P3100 4.1.2 firmwares to download. They are all bad gateways.
Where is another place to download the 4.1.2 firmware?

How to install stock recovery?

How to remove TWRP and install stock recovery?
I do not have original recovery.img, where can I find him?
Clean Start.
Hey Dancho21,
Dancho21 said:
How to remove TWRP and install stock recovery?
I do not have original recovery.img, where can I find him?
Click to expand...
Click to collapse
Assuming that you at least have stock os on the device you can install Samsung Kies on a pc, plug the device in and use Kies to restore your os to stock.
Note: This will not hide the fact that you have altered your phone and your warranty will still be invalid.
As I am new to the forum I am unable to post a link so my recommendation is to google "reinstall stock rom kies".
Good Luck.
-Tommo
Dancho21 said:
How to remove TWRP and install stock recovery?
I do not have original recovery.img, where can I find him?
Click to expand...
Click to collapse
Hi mate
Try this
Thanks, guys.

Deleted the system, no backup.

So long story short, I deleted the system completely and I have no backup. Don't ask how or why because I was stupid. Really stupid. Flashing doesn't work , idk why. Tried it a million times and nothing. I found a thread somewhere where a guy fixed a problem like this when he used someone else's backup to restore the system, so if someone could upload system backup for my A8 (SM-A530F/DS) so I could try to fix it that way I would be really grateful.
Where you rooted do you twrp you can flash with that or use Odin for flashing.
mchlbenner said:
Where you rooted do you twrp you can flash with that or use Odin for flashing.
Click to expand...
Click to collapse
I used the latest version of odin for flashing it fails every time. I've tried everything except using someone else's backup. That's my last hope before replacing the MB (or buying a new phone).
guywithproblems said:
I used the latest version of odin for flashing it fails every time. I've tried everything except using someone else's backup. That's my last hope before replacing the MB (or buying a new phone).
Click to expand...
Click to collapse
Did you enable tremble in your device?
mchlbenner said:
Did you enable tremble in your device?
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Click to collapse
I have no idea what that means.
guywithproblems said:
I have no idea what that means.
Click to expand...
Click to collapse
No root or twrp yes or no?
mchlbenner said:
No root or twrp yes or no?
Click to expand...
Click to collapse
The only thing I currently have on my internal storage is TWRP. The phone isn't rooted.
guywithproblems said:
The only thing I currently have on my internal storage is TWRP. The phone isn't rooted.
Click to expand...
Click to collapse
What was the last rom you had on it?
mchlbenner said:
What was the last rom you had on it?
Click to expand...
Click to collapse
Stock rom android 8.0
guywithproblems said:
Stock rom android 8.0
Click to expand...
Click to collapse
You where using Odin 3v3.13.
mchlbenner said:
You where using Odin 3v3.13.
Click to expand...
Click to collapse
I used v3.13 and the Prince Cosmy modified one. v3.13 fails every time and the modded one has a different problem.
guywithproblems said:
I used v3.13 and the Prince Cosmy modified one. v3.13 fails every time and the modded one has a different problem.
Click to expand...
Click to collapse
redownload a frsh copy of ther tar.img for your phone from sammobile.com, get a fresh download of Odin as well. I assume that Odin shows your device as COM# in the dialog box when its in download mode and connected via USB?
this is also assuming that your battery hasnt gone completely dead, in which case youll have to either perform surgery on it to remove the battery and put in one that has a charge as it requires at least a bootable recovery to charge the batt

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