Help!! Galaxy Tab S3 stuck in bootloop. Needs reflash with CSC t820xxu2brl2 - Samsung Galaxy Tab S3 Questions & Answers

Hi All,
Noob here. I've reflashed older Galaxy devices to LineageOS with no issues, but I'm worried I've bricked my Galaxy Tab S3. I flashed TWRP no problem, flashed Lineage OS and Gapps and rebooted, but it got stuck on the LOS boot screen. I thought I'd re flash the original firmware, but it lists the target as t820xxu2brl2. Looks like the CSC code to me, and this doesn't seem to exist at all to download anywhere. I'd like to install LOS, but would happily revert to stock just so I can use the thing again!
I don't know if:
I have to re flash the stock firmware
or
I'm missing something that will help LOS boot loop issue.
If anyone has any ideas, I would be grateful. I've alread lost 3 days of my life trying to sort this!!
Thanks!!

Bigga74 said:
Hi All,
Noob here. I've reflashed older Galaxy devices to LineageOS with no issues, but I'm worried I've bricked my Galaxy Tab S3. I flashed TWRP no problem, flashed Lineage OS and Gapps and rebooted, but it got stuck on the LOS boot screen. I thought I'd re flash the original firmware, but it lists the target as t820xxu2brl2. Looks like the CSC code to me, and this doesn't seem to exist at all to download anywhere. I'd like to install LOS, but would happily revert to stock just so I can use the thing again!
I don't know if:
I have to re flash the stock firmware
or
I'm missing something that will help LOS boot loop issue.
If anyone has any ideas, I would be grateful. I've alread lost 3 days of my life trying to sort this!!
Thanks!!
Click to expand...
Click to collapse
Reflash LOS. Maybe you have to do a factory reset. If you have a backup of all your data.
Flashing back any recent stock firmware for your device and region should work fine too.

Related

[Q] Problem installing Darkys rom

Hello,
I have tried installing cyanogenmod. This worked, but I wasn't happy with it and tried to go back to darky's rom, by wiping to factory defaults, then wiping all data; and afterwards update to darky's rom.
But somehow, my phone isn't starting anymore. I also cannot go into Recovery mode. The only thing that is starting is Downloading mode. How can I get a decent rom installed again? :S
Pls help! I don't know what to do anymore
Can anyone help me out here?
Flash a stock rom and start from scratch
Hey, I never got it to work with cyanogenmod on my galaxy s, but since you dont tell which phone u are using its a little difficult. Take a look here, there should be a guide.
http://forum.xda-developers.com/showthread.php?t=814091
Ah, I have a Samsung Galaxy S I9100
Then the nice people from the appropriate device specific subforum should be able to help you: http://forum.xda-developers.com/forumdisplay.php?f=1055

[Q] Please Help: Roll-back from CM9 to stock w/Odin.

Hello XDA!
I am having problems returning my Samsung Galaxy Tab 10.1 P7510 WiFi back to stock from CM9. I used Odin PC to flash the stock ROM. The operation completes successfully, and the tablet reboots, but never successfully boots past start-up. I have used this method with several other ROM's, and have never had this problem before. Can anyone please tell me if there are any additional steps I need to consider in order to roll back from Cyanogen Mod specifically.
Thank you in advance for all your help!
alterans said:
Hello XDA!
I am having problems returning my Samsung Galaxy Tab 10.1 P7510 WiFi back to stock from CM9. I used Odin PC to flash the stock ROM. The operation completes successfully, and the tablet reboots, but never successfully boots past start-up. I have used this method with several other ROM's, and have never had this problem before. Can anyone please tell me if there are any additional steps I need to consider in order to roll back from Cyanogen Mod specifically.
Thank you in advance for all your help!
Click to expand...
Click to collapse
After installing the stock ROM, make sure you do a factory reset (wipe cache/data/dalvik).

[Q] How To Flash Other Roms?

Hello, I am having trouble flashing other roms on my phone. I have CWM and Cyanogenmod running, but whenever I try to flash another rom, the phone just boots back into Cyanogen. Am I missing a step here? My phone is a Samsung Galaxy S 4G, and I am trying to flash the latest ICBINB rom. I've been reading other threads but I just can't seem to find a solution.
Thanks
wheredoesitgo said:
Hello, I am having trouble flashing other roms on my phone. I have CWM and Cyanogenmod running, but whenever I try to flash another rom, the phone just boots back into Cyanogen. Am I missing a step here? My phone is a Samsung Galaxy S 4G, and I am trying to flash the latest ICBINB rom. I've been reading other threads but I just can't seem to find a solution.
Thanks
Click to expand...
Click to collapse
Could you provide a bit more information? Does the attempt to flash the ROM fail? Do you get any errors when trying to flash a new ROM? If a ROM flash is successful, there is no possible way for the device to boot up with a previous ROM since the system would be completely erased.

[q] help!! Note down

So ,im sorry but its a long story. Hopefully someone can help. My note is Rooted Ive been using TWRP. Everything had been fine until 2 days ago. I tried flashing a ROM i found on Goomanger.( I had been running liquid smooth) just wanted to try something different. Anyways it got stuck on a boot loop. Cant remember the name of the Rom. Anyways i was able to get back to recovery, thankfully. But when i wiped and flashed back to liquid smooth it would say optimizing apps, then it would reach a certain number then reboot and star all over again. So then i tried another Rom and the same thing happened. tried flashing back to stock rooted but it would turn on then completely crash and star booting up again. So finally i was able to flash paraandroid 4.1.2 and Gapps, but here is the kicker i have no service (AT&T) says cannot locate network, my IMEI is gone basically the cellular isn't working. Everything else works fine WiFi,apps, camera. Just cant make calls. I really need your guys help please.:crying:
If you have a suggestion please let me know, i hate using an old Iphone
dar101978 said:
So ,im sorry but its a long story. Hopefully someone can help. My note is Rooted Ive been using TWRP. Everything had been fine until 2 days ago. I tried flashing a ROM i found on Goomanger.( I had been running liquid smooth) just wanted to try something different. Anyways it got stuck on a boot loop. Cant remember the name of the Rom. Anyways i was able to get back to recovery, thankfully. But when i wiped and flashed back to liquid smooth it would say optimizing apps, then it would reach a certain number then reboot and star all over again. So then i tried another Rom and the same thing happened. tried flashing back to stock rooted but it would turn on then completely crash and star booting up again. So finally i was able to flash paraandroid 4.1.2 and Gapps, but here is the kicker i have no service (AT&T) says cannot locate network, my IMEI is gone basically the cellular isn't working. Everything else works fine WiFi,apps, camera. Just cant make calls. I really need your guys help please.:crying:
If you have a suggestion please let me know, i hate using an old Iphone
Click to expand...
Click to collapse
Just odin back to stock. Get a complete factory stock image from the main sticky thread and flash it with Odin and Download Mode. There's a bug on one of the TWRP versions with 4.3-based ROMs that will put it into a bootloop by breaking device reboots. I was unable to flash my way out of the problem and was forced to do a complete reimage which solved all the problems and put me right back to clean-out-of-the-box state, then I reinstalled TWRP (though an older version before the boot loop bug) and re-flashed my custom ROM. The package I used was the stock image and Odin tool all in one .exe, just plug in to download mode and run it and it flashed bootloader, recovery, system, kernel, etc. all back to stock.
CalcProgrammer1 said:
Just odin back to stock. Get a complete factory stock image from the main sticky thread and flash it with Odin and Download Mode. There's a bug on one of the TWRP versions with 4.3-based ROMs that will put it into a bootloop by breaking device reboots. I was unable to flash my way out of the problem and was forced to do a complete reimage which solved all the problems and put me right back to clean-out-of-the-box state, then I reinstalled TWRP (though an older version before the boot loop bug) and re-flashed my custom ROM. The package I used was the stock image and Odin tool all in one .exe, just plug in to download mode and run it and it flashed bootloader, recovery, system, kernel, etc. all back to stock.
Click to expand...
Click to collapse
Thanks thats what i did, I just basically had to use KIES to use the emergency recovery, then root my phone again. My question is what version of TWRP causes this? cause i used the newest version i could find off GOO. My other concerne is, will it accept or be safe to use a custom ROM? Well i gues ill find out :laugh: THANKS AGAIN!
Everyone with the sgh-i717 is having problems with the latest TWRP and the most stable version is 2.5.0.0. Go with that one or you'll be starting all over again I imagine. And don't just stop at the download link in the OP's, read the thread and find out what's going on. The problems with TWRP have been going on for a while and the development threads have a lot of comments about the latest build causing problems. Good luck! :good:

Galaxy Alpha GF850F- Stuck In Bootloop After Trying To Flash OzcanRom

desperate with bootloop on GF850F
hey guys!
i'm really desperated now, i'm trying for two days to flash a new rom on my phone and troubleshoot the problems.
my phone have a bootloop and i cant break through it. i want to install a custom rom (SM-G850F Galaxy Alpha OzcanRom Aroma Lollipop v2.5 (07.08.2015)) and followed all steps correctly, but something went anyway wrong.
maybe there was a crc error while download the rom, i didnt know it because i deleted the old file and downloaded a new. now i have the problem that i cant upload it to my phone, i tried to update to the newest adb (1.4.2.) (and using this tutorial).. but when i want to push it to the phone, the console output is: "error: closed". so i googled for more information and how to fix that and came to a thread here on xda , but nothing will work.
normally i'm able to handle technical problems, i've rooted and installed custom roms on a few phones.. but this time, i'm feeling like a real noob. i'm sure, this is just a little problem and i'm only to fixed on the wrong place.
if somebody could help me, i would spend a little reward for the hero who saved my day!
What should work always is flashing stock ROM for any region with Odin. This should produce a bootable phone. Then you can go for TWRP and flash OzcanROM.
Keep in mind that you can't install OzcanROM over a 4.4.4 ROM because Ozcan is 5.0.2 based and you need the stock bootloader for 5.0.2 on your device first. This is also done by flashing stock ROM with Odin.
For fast downloading of the 5.0.2 firmware try SamFirm.

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