Soft bricked my T280 and so confused!! - Samsung Galaxy Tab A series Questions & Answers

I recently updated my Samsung Galaxy Tab A T280 to the latest firmware and I lost my root. So this afternoon I re-rooted it. Or I attempted to, anyway. Everything seemingly went fine, and I booted into TWRP just fine. I went to flash the ROM and I also selected wipe cache/davlik cache to be done as well, and tapped reboot. My device then turned off and when it started the reboot, it got stuck on the Samsung Galaxy Tab A logo screen and would not move or power off by holding the power button (I tried for a LONG time by using a rubber band to hold it down so I didn't have to, with no luck), and every other combination of buttons wouldn't do a thing, except for holding power + vol down, which made it turn off and back on, but it wouldn't finish rebooting and it just got stuck at the Samsung Galaxy Tab A logo again. So then I thought that maybe plugging it into a charger might not be a bad idea, and after holding down power + vol down again, it turned off and turned on and showed a battery with a charging symbol. I've had it plugged in for an hour and it does not show a charge or do anything except for go back to that boot logo if I unplug it from the charger and again hold down power and volume down separately.
I know it's not hard bricked because it is somewhat responsive so I think there's a chance to fix it, hopefully. I just want it to turn on and fully reboot into anything or in any way that will allow me to be able to fix the issue. My computer will not recognize the device so ADB is not an option right now unless I'm wrong.
Thanks a lot guys, I am so confused and could really use some advice.

What firmware did you install

Try to install original firmware via software "Samsung Smart Switch" on your PC with connected tablet.

I too recommend that you try installing the last firmware that you were on via Odin. Also, when you hit that screen lock issue after a firmware flash, where only the Samsung logo appears do this:
1. press and hold Home + volume up and volume down along with power button (that's all 4 buttons). Hold it there for at least 20 seconds and it should power off.
2. Once the device powers off keep holding the buttons but let go of the volume down button.
3. Once the tablet starts to power back up again release the power button and then in about 1 to 2 second release the rest of the buttons.
This should get you back into recovery. You should at least be able to restore any backup, that you should have already, on your external micro SD.
Good luck.. : )
"Chance Favors the Prepared"

the above post is 100% right. Reboot back into recovery and you'll be good to go. Also twrp has a option to reboot back to recovery so this doesn't happen, just a fyi for future knowledge. Best of luck..

You tried to flash a rom with twrp?
You need to flash stock firmware with odin.

Related

Hardware button boot into Recovery with TWRP

Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
I LOVE YOU! I honestly didn't think this would work but it does and i'm so happy.
just about to make a thread asking how to do this. Glad I searched. way to make you jump through hoops tho.
thanks for this. for me the phone didnt even have to be completely powered off.
i wa sin a sleep of death so i held down power and vol down until lg logo appeared let go and then pressed power again. pressed power 3 more times and it booted into recovery
nm
This thread should be stickied in Q&A
jadengore said:
Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
Click to expand...
Click to collapse
You're a lifesaver.
commissionerg said:
You're a lifesaver.
Click to expand...
Click to collapse
Thank you, doing my best to help out.
Sent from my LG-D800
Awesome. Didn't know this!
Thanks
@jadengore : I was stick in a bootloop, and your thread helps me a lot !
Big thanks !
:good:
Also, if you're too scared to try that, I've had success using rom toolbox to reboot into recovery. Of course this is assuming you have a working system.
Thanks very much, but...
Hello,
I unfortunately dropped my VS980, cracked the screen, and the digitizer only works on the bottom portion of the screen. I have a new screen coming, which should fix this issue, however I would like to get my data off my phone (pics), but I can't as I have a password (draw a line/shape kind) and without being able to enter this in, it will not connect to my PC as mass storage.
I was hoping to be able to boot into recovery with hardware buttons and get my data that way, not sure if that is possible either, but at least try it. This I found to work to get me to the factory hard reset screen, but I am skeptical to push the power button and have it wipe my data!
I am open to other options to get to my data if anyone has any, including android device manager which is something I have thought of, but not sure if I can reset the security to nothing, or maybe as the bottom portion of my digitizer seems to work, I can enter in a space or a period for a password and enter that in.
Looking for any guidance!
Thanks!
Got it!
Redid the password with android device manager, which got me in, but I didn't even need to do that as I had the brainwave to plug a mouse in with a usb adapter. Works flawlessly, got my data, now just waiting for replacement screen!
Strange Problem
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
hardware keys to enter recovery. voldown+power then volup+power
RevoDSG said:
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
Click to expand...
Click to collapse
steps to enter recovery that worked for my Sprint LG G2 on ZVC firmware.
1) hold power and volume down button till you see LG logo -- quickly release these buttons and
2) immediately hold power and volume up buttons to enter into factory reset menu.
Then 3 presses of power key to confirm wipe and enter TWRP recovery. :good:
I was going mad trying to enter recovery for an hour. It appears like different models/software versions have different key combinations for entering recovery mode.
My phone was stuck at lg logo screen and i didnt have nandroid backup of the phone. so couldn't try the TOT restore method too as i waned my phone data.
Another way to get to Custom Recovery
krezee said:
steps to enter recovery that worked for my Sprint LG G2 on ZVC firmware.
1) hold power and volume down button till you see LG logo -- quickly release these buttons and
2) immediately hold power and volume up buttons to enter into factory reset menu.
Then 3 presses of power key to confirm wipe and enter TWRP recovery. :good:
I was going mad trying to enter recovery for an hour. It appears like different models/software versions have different key combinations for entering recovery mode.
My phone was stuck at lg logo screen and i didnt have nandroid backup of the phone. so couldn't try the TOT restore method too as i waned my phone data.
Click to expand...
Click to collapse
The way that let me get into custom recovery is different.
I hold 'vol up+power+vol down' to start from turned off state and keep holding it[Don't leave just keep holding the 3 buttons]. It doesn't show factory reset screen, it get me into TWRP[Custom Rom] directly. I heard 3 buttons gets u in safe mode IDK but I got into proper working TWRP.
RevoDSG said:
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
Click to expand...
Click to collapse
I have a F320S.
Hold Volume up and press the Power Button,when comes Lg Logo release the Power Button and start the TWRP
if anybody's looking for the information in this thread like i was, and the posted method doesn't work (it did not for me):
1. Power off
2. Hold volume down and power
3a. release both at logo AND press BOTH at logo right after releasing
4a. Enter recovery
You should enter recovery, but if not...
3b. Keep the buttons pressed (your phone might continue into the start animation, but if you keep the buttons press it will return)
4b. The first logo will appear. Release both and press BOTH
5. Enter recovery
hope this helps someone
http://forum.xda-developers.com/showpost.php?p=45901939&postcount=3
jadengore said:
Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
Click to expand...
Click to collapse
this worked omg...thanks a million...
Just wanted to contribute here in case anyone else had tried everything listed in this thread and still was unable to boot into TWRP.
I'm on Sprint, stock, rooted ZVE, and I have TWRP 2.7.
1. Power off phone, wait a few seconds to make sure phone is completely off.
2. Hold power and volume down.
3. As soon as LG logo appears, KEEP holding down power... BUT release volume down and SWITCH to holding volume up.
4. After a few seconds, screen appears saying "Recovery mode" and TWRP opens up after that.

Galaxy S4 i9500 Bootloop without Recovery Mode

Hi,
The problem I have is really very common to most Samsung Galaxy users, but I haven't found any solution to my particular problem. Well, basically my Samsung Galaxy won't get out of bootloop. It just won't go beyond Samsung Galaxy SIV I9500 screen. The phone never did this before this. The phone did, however, rebooted occasionally by itself when running normally.
My phone is rooted, but it runs the official version of Lollipop for Galaxy S4. I had to factory reset my phone one day, and I decided it to reset from the Recovery Mode. After successfully resetting the phone, it booted as usual. Soon after it suddenly turned off, and went into this complete bootloop and would not stop until I remove the battery. Whenever I insert the battery back in, the phone starts by itself, without me pressing any button, and goes in the bootloop again. I can only enter the Download Mode that too for a couple of seconds. When entering the download mode I don't have to press the power button.
Is there any solution to this? I am assuming that my power button suddenly failed. The power button is definitely not stuck. I have opened the entire phone and cleaned the motherboard, and rechecked, it still showed the same problem.
Really appreciate any kind of help.
Hardware issue. Lightly tap the side of the S4 against a table and see if that temporarily frees up the button. Regardless of the end result, you'll need to replace the power button.
Hi,
No need power button to boot in recovery.
Just hold Home+Volume up should do the trick.
@Yoanf_26: How do you expect the phone to get into recovery without turning it on? Volume up and Power are all that's needed to get into recovery. It's the Home button that is optional.
Try a different battery (ask a friend or something if possible). I had similar issues on an i9100 lately. It could only boot to download/recovery mode and was even producing write errors. Looked like brickbug first but was bad battery indeed. It starts slowly with weird behavior and you think you've just messed the rom and just need to reset but it gets worse and worse until you're stuck with download mode only. If you have a spare battery in range its worth a try for sure.
Strephon Alkhalikoi said:
@Yoanf_26: How do you expect the phone to get into recovery without turning it on? Volume up and Power are all that's needed to get into recovery. It's the Home button that is optional.
Click to expand...
Click to collapse
Hello.
I already to start my S4 without power button must just with Volume up and home.
I test with Volume up with power, and my S4 start to recovery.
Differents methods are good to start to recovery. May not for all S4
Guess what? You have a faulty power button, because being able to start the device in any mode without the power button is simply not possible. I tried it just now. Also, if Samsung themselves require the power button to enter recovery or download mode it's illogical to not need it on what is (broadly) the same device.
My power button is good. I test with a custom recovery.
May be not possible with stock. I don't test with stock.
I'm not running stock anything on my I9505. TWRP 2.8.7.0 and CM 12.1 Optimized (currently) installed here. To access Download Mode requires Volume - and Power (Home optional). Accessing Recovery requires Volume + and Power (Home optional, again). Safe Mode requires pressing Volume - and Power, and holding down Volume - throughout the boot process.
As you can see, all functions require power. The fact yours doesn't is not normal.
Maybe, but my S4 is good.
If you think so, who am I to try and persuade you otherwise? When you do encounter an issue with that button, just think back to this thread rather than making a post about it. That way we can both avoid the inevitable "I told you so" that will come out of my mouth.

S7 Edge stuck on boot logo ( G935FD )

I tried flashing the bootloader from here.
Then it went crazy or something, and got stuck on the powered by android logo, however i was still able to boot into download mode the first time by holding power + volume down button
to simulate a battery pull then quickly holding the volume down + home + power again. Then I tried flashing TWRP immediately in an attempt to make it work because i have a flash drive to microUSB adapter that allows me to read flash drives from my phone ( so that I can flash the rom properly ). The last time I was in TWRP there was 0 things in my storage everything was wiped after I flashed TWRP the first time
Now im trying to go back into download mode but it just wont let me after the battery pull.
1.) After simulating the battery pull, I immediately let go when the screen is dark.
2.) I immediately attempt to go into download. It shows the powered by android for a second, then flickers then it's back to the powered by android again.
3.) I think my recovery and download is screwed. Or something is going on
=== EDIT ===
I managed to get into download mode and flash back my stock rom.
I think the phone must have read my Power & Volume Down & Home button as the battery pull because I let go of all buttons completely before doing it.
Steps to get out of bricked hell:
• Hold Power & Volume Down until the phone turns off
• Immediately without letting go of the Power & Volume Down button, press the home button as well.
• If the timing is not correct just retry.

A5 2015 (SM-A500FU) bootloop, can't go in recovery or download mod!

Good evening everyone, i'm having a serious issue with my samsung A5. It was rooted, with custom recovery and custorm rom (Android 6.1 i think).
2 Days ago, a chewingum got stuck on my screen. I tried to remove it with nail paint remover, it did the trick but then my home button stopped working: the button itself can be pressed normally, but it won't work. I also experienced randomly long home button press actions, so i decided to turn them off. I thought that few drops of liquid may actually have gone beneath the home button. Few hours later, i experienced more issues: volume going up without anyone pressing the button (and the buttons are not stuck at all, and that side never got close to liquids), power button not doing his job etc. I tried to do a soft reset by recovery (cleaning cache and dalvik) but i ended up aslo factory resetting it for a distraction. Reconfigured the device, everything was back to normal (except the home button) but then i also experienced a couple of random volume up and crashes upon making phonecalls. SO i decided to reflash the entire rom, downloaded it + gapps, put into the decide, rebooted in recovery. Wipe cache, dalvik and also system i think, then i tried to intall the zip files but they were not there (probably i should have avoided wiping system, i get confused sometimes). I turned the device off and on, and now i'm stuck on bootloop (regular mode), can reboot it but it seems i can't go in either recovery or donwload mode (so no odin flash). Device is not recognized by the Pc. I keep rebooting it with power + home + volume down and as soon as i see the screen turn black, i try to press again volume up + home to enter recovery, but it goes straight to bootloop.
Any idea on how getting out of this situation? Thank you in advance
Dharmost said:
Good evening everyone, i'm having a serious issue with my samsung A5. It was rooted, with custom recovery and custorm rom (Android 6.1 i think).
2 Days ago, a chewingum got stuck on my screen. I tried to remove it with nail paint remover, it did the trick but then my home button stopped working: the button itself can be pressed normally, but it won't work. I also experienced randomly long home button press actions, so i decided to turn them off. I thought that few drops of liquid may actually have gone beneath the home button. Few hours later, i experienced more issues: volume going up without anyone pressing the button (and the buttons are not stuck at all, and that side never got close to liquids), power button not doing his job etc. I tried to do a soft reset by recovery (cleaning cache and dalvik) but i ended up aslo factory resetting it for a distraction. Reconfigured the device, everything was back to normal (except the home button) but then i also experienced a couple of random volume up and crashes upon making phonecalls. SO i decided to reflash the entire rom, downloaded it + gapps, put into the decide, rebooted in recovery. Wipe cache, dalvik and also system i think, then i tried to intall the zip files but they were not there (probably i should have avoided wiping system, i get confused sometimes). I turned the device off and on, and now i'm stuck on bootloop (regular mode), can reboot it but it seems i can't go in either recovery or donwload mode (so no odin flash). Device is not recognized by the Pc. I keep rebooting it with power + home + volume down and as soon as i see the screen turn black, i try to press again volume up + home to enter recovery, but it goes straight to bootloop.
Any idea on how getting out of this situation? Thank you in advance
Click to expand...
Click to collapse
Sadly, no software can fix broken hardware, it's probably best, as you'll now know, not to pour chemical liquids onto electrical devices, and just what kind of chewing gum exists that requires such extreme cleaning measures from a flat, non-porous surface I'll never know.
That said, as for rebooting, a force-restart on your device *doesn't* require you to hold Home+Volume down+Power, that should only reboot you to bootloader/download mode.
Try again only holding Power+Volume Down. THEN, when your screen goes fully black, immediately switch to Power+Volume up+Home.
You should then boot into recovery mode without any loop.
Good luck!
D4ND310 said:
Sadly, no software can fix broken hardware, it's probably best, as you'll now know, not to pour chemical liquids onto electrical devices, and just what kind of chewing gum exists that requires such extreme cleaning measures from a flat, non-porous surface I'll never know.
That said, as for rebooting, a force-restart on your device *doesn't* require you to hold Home+Volume down+Power, that should only reboot you to bootloader/download mode.
Try again only holding Power+Volume Down. THEN, when your screen goes fully black, immediately switch to Power+Volume up+Home.
You should then boot into recovery mode without any loop.
Good luck!
Click to expand...
Click to collapse
I didn't dip the smartphone into a cup of liquid, i just took a piece of cotton, poured a bit of nail pain remover (don't know the exact name in english, sorry) on it and then scratched the part where the chewing gum was on (on the soft touch back key, which works 100% fine).
I am trying using the method you described, but it seems i can't go into recovery. Maybe i'm not quick enough! will keep trying. If you have any other suggestions i will be glad to hear that!
You could try to make a USB jig, or buy one off of eBay. They're really cheap. Its basicly just a resistens that force the phone to download mode. It have worked fine for all my Sammy's including A310 so it probably works for A (15) series as well.
Just put it in USB connector and press power for a few secs and you should be in download mode.
Just an idea if everything else fails
Sent from my Honor 5X using Tapatalk
go to samsung
A hardware problem could NEVER be fixed by software ways... Unfortunatelly...
It seems that liquid made some changes on your PCB (maybe dissolved some isolators inside??)...
Anyway, go to service or replace it!
Hello everyone, i've updates about my problem and i would be glad if you could kindly point me in the right direction.
I purchased an USB Jig as suggested by one of you guys, i forced the device into dowload mode and installed a fresh stock firmware + custom recovery. When i try to boot i get a bootloop on samsung logo, and can't go into recovery probably because of the broken home button. I would like to enter recovery by using ADB command, i used to do it in the early days of Android but i'm a bit rusty and all the guides tell the procedure from an already functioning device. Since i can start it properly, is there a way to reboot it in recovery via ADB?
Thank you in advance
Dharmost said:
Hello everyone, i've updates about my problem and i would be glad if you could kindly point me in the right direction.
I purchased an USB Jig as suggested by one of you guys, i forced the device into dowload mode and installed a fresh stock firmware + custom recovery. When i try to boot i get a bootloop on samsung logo, and can't go into recovery probably because of the broken home button. I would like to enter recovery by using ADB command, i used to do it in the early days of Android but i'm a bit rusty and all the guides tell the procedure from an already functioning device. Since i can start it properly, is there a way to reboot it in recovery via ADB?
Thank you in advance
Click to expand...
Click to collapse
if you can access Download mode try this. hold volume down+home+power button. once the screen is black simply turn your finger to volume up while still holding the power and home button then release when SAMSUNG appears.
Sent from my SM-A500F using xda premium
babyyeobo14 said:
if you can access Download mode try this. hold volume down+home+power button. once the screen is black simply turn your finger to volume up while still holding the power and home button then release when SAMSUNG appears.
Sent from my SM-A500F using xda premium
Click to expand...
Click to collapse
Thanks for the suggestion, but still couldn't get into recovery. I think the home button is really broken, therefore i need to access recovery in another way.
Cause i flashed the stock samsung firmware twice with odin and i can't still start the phone properly, every guide says that a wipe of cache and dalvik solves the situation. But i need to get into recovery for that.
I can't go into recovery with normal procedure probably because the home button is not working, and all the guides about adb commands say that you need to plug in your phone when it has fully started. So i either need a way to force the device into recovery with my computer, or a firmware that once flashed doesn't give me bootloop

Galaxy A40 infinite loop - impossible to turn on

Hi!
I have a problem with a galaxy a40 device, I flashed a stock ROM with Odin, everything went fine, green lights, PASS and all, but now the device just won't go pass the SM logo anymore. When I turn on, logo appears 2-3 secs I get a warning of the unlocked BL then logo comes back and after a second the phone restarts itself and the same goes on forever ( well about several hours, and after that it just shuts off somehow ). I cannot enter recovery mode or download mode at all. I keep pressing the combinations Power + Vol Down, Power + Vol Up, All three and every combinations I have just found on the internet so far. Odin doesnt recognize the phone, which is not a surprise since it won't start up. I have tried with adb but waiting for device is all I get.
How is it even possible that I cannot enter download mode at all? There was no problem with the physical keys, and the power still works, I cannot test the Vol buttons tho.
Has anyone ever had a problem like this? How can I come back from this? Is there a way to flash a ROM without download mode or turned off phone?
Thanks for any help!!
The download mode for this model is different from previous Samsung's :
IIRC, with the phone off, you need to hold VolumeUp and VolumeDown, then plug in the USB cable connected to a computer (you may need to press Power to power up the phone, I can't recall properly).
From there, you should be able to restore a stock ROM with Odin.
Let us know if it helped !
gmarko247 said:
Hi!
I have a problem with a galaxy a40 device, I flashed a stock ROM with Odin, everything went fine, green lights, PASS and all, but now the device just won't go pass the SM logo anymore. When I turn on, logo appears 2-3 secs I get a warning of the unlocked BL then logo comes back and after a second the phone restarts itself and the same goes on forever ( well about several hours, and after that it just shuts off somehow ). I cannot enter recovery mode or download mode at all. I keep pressing the combinations Power + Vol Down, Power + Vol Up, All three and every combinations I have just found on the internet so far. Odin doesnt recognize the phone, which is not a surprise since it won't start up. I have tried with adb but waiting for device is all I get.
How is it even possible that I cannot enter download mode at all? There was no problem with the physical keys, and the power still works, I cannot test the Vol buttons tho.
Has anyone ever had a problem like this? How can I come back from this? Is there a way to flash a ROM without download mode or turned off phone?
Thanks for any help!!
Click to expand...
Click to collapse
Here the same problem, have a40 in loop and never get rocgnized for computer, tryed many different cables, and installed a booring large amount of drivers software and nothing...
you need to power off device completely. let battery drain if you can't shut down. press and keep holding volume down + plug in usb cable for Odin3 (I doubt both?)
aIecxs said:
you need to power off device completely. let battery drain if you can't shut down. press and keep holding volume down + plug in usb cable for Odin3 (I doubt both?)
Click to expand...
Click to collapse
Generic answers, repeated 800 times why really need to waste a post with that? and that not was the problem:
1- For no usb recognition, is this phone bad design, in the back tap where is the battery in the samsung logo more or less if you push with fingers and charge is because the design of baterry is so crap and your usb port goes off when the under tap cable moves or just get little out of conection. If you can get working after push, usb on phone will do too.

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