My phone doesn't turn on and keeps restarting when I plug it into USB - Samsung Galaxy J6+ Questions & Answers

Hey there, Recently i tried to root my Samsung J6+ using magisk and TWRP recovery but it failed, when i open up the phone it just tells me that i can’t use samsung pass because my phone has been rooted but when i check using root checker there was no root, i tried flashing a new software for my phone but when i was flashing using odin my phone turned off and kept rebooting on a green screen that tells me “An error occured while installing software update”
so now my phone doesn’t turn on but when i plug it into my laptop or charger it just keeps restarting on that screen
when i try to go to download mode without pressing continue it just stays but when i press continue it keeps restarting again and again, Hopefully someone could help me fix it, Thanks.

Related

[Q] how to fix bricked phone plz help

so my phone r800i xperia play i tried to get cm9 aqnd when it told me to fastboot
reboot the device to cwm it didnt turn on and when i press on button it just makes a buzz and it connects to my comp it like 1 min and the red light flickers while its pluged in to my computer using usb then it pops up unkown device plugged in your pc.then fails to install it help fastboot and flash mode wont turn on.
i asked my cousin who worked with these problems he says you have to do some complex thing on your computer. Any other way i might send it to sony.
it keeps poping up that it cannot recognize my usb plugged in .
Try downloading and running the update service:
http://sony-ericsson-update-service.en.uptodown.com
This should flash your phone back to default (stock) ROM I believe. It worked for me when I deleted /system
Flashtool is much better that SEUS in my opinion. Much more flexible.
When my Play would be rebooting constantly I:
1. Connected it to pc, Let it recognize my device
2. Before it would reboot again, I took the battery out.
3. Entered fastboot mode
4. Flashed new firmware

Samsung Galaxy J6+ flashing crash - Boot loop endlessly

Hello,
I have a problem with my phone : Samsung J6+ (SM-J610FN/DS)
I have crached a flashing Rom with Odin and I'm sure it is because of that my phone can't start by pressing the power button.
Now my phone has the message : An error has occurred while updating the device software. Use the emergency recovery function in the smart switch PC software ...
The thing is that it is rebooting and looping without end every 2 seconds on that green screen with that message ...
Only thing I can do is, with the USB cable connected, when the green screen is up, I can push VOL down + VOL up and I can go in download mode.... Then I can push on VOL up but right after the phone reboot in loop again and again ...
Another thing is that without USB cable connected I can't start the phone.
What can I do ?
First thing, I can't start my phone if it's not connected with the USB cable.
Second thing, when I connect my phone with the USB cable, it starts automaticaly even if I didn't push the power button and it's looping and blinking and rebooting endlessly.
Also the phone don't seems to know how charging himself when USB cable connected.
Is it a Bricked samsung phone ?
If it is, how unbrick it ?
Bro, its just discharged when you flashed it
Help Please
User said:
Bro, its just discharged when you flashed it
Click to expand...
Click to collapse
I am getting same issue but each time its on charge it reboots and I can see the screen getting laggier ! And its 3 hour in charge and It still persisits. So should I charge it overnight while its still in boot loop?
---------- Post added at 06:40 PM ---------- Previous post was at 06:35 PM ----------
iddik said:
Hello,
I have a problem with my phone : Samsung J6+ (SM-J610FN/DS)
I have crached a flashing Rom with Odin and I'm sure it is because of that my phone can't start by pressing the power button.
Now my phone has the message : An error has occurred while updating the device software. Use the emergency recovery function in the smart switch PC software ...
The thing is that it is rebooting and looping without end every 2 seconds on that green screen with that message ...
Only thing I can do is, with the USB cable connected, when the green screen is up, I can push VOL down + VOL up and I can go in download mode.... Then I can push on VOL up but right after the phone reboot in loop again and again ...
Another thing is that without USB cable connected I can't start the phone.
What can I do ?
First thing, I can't start my phone if it's not connected with the USB cable.
Second thing, when I connect my phone with the USB cable, it starts automaticaly even if I didn't push the power button and it's looping and blinking and rebooting endlessly.
Also the phone don't seems to know how charging himself when USB cable connected.
Is it a Bricked samsung phone ?
If it is, how unbrick it ?
Click to expand...
Click to collapse
Did you fix the issue? please Help me if you did. I am getting same issue right now on my moms fone same brand j610f please do help.
Hello, I got the same problem. This happen because the battery is empty and the only way to charge again is open the phone and extract the battery to charged it with a external power supply
I recently tried to install a custom ROM in my samsung j6+ but halfway through it my PC turned off.
Then the problem starts i decided to reboot my phone but it shows this error "No command" " #Reboot recovery cause is [[check_bootmode]RebootRecoveryWithKey]#
Block-based OTA
Supported API: 3
# MANUAL MODE v1.0.0#
E:Failed to mount / cache: Invalid argument
The error message keeps appearing for just a fraction of a second then disappear and appear again
I tried to go to recovery mode but no luck i cant get to it
I drained the battery to turn off the device then go download mode but after get to it, it also keep restarting
help me please. thank you
iddik said:
Hello,
I have a problem with my phone : Samsung J6+ (SM-J610FN/DS)
I have crached a flashing Rom with Odin and I'm sure it is because of that my phone can't start by pressing the power button.
Now my phone has the message : An error has occurred while updating the device software. Use the emergency recovery function in the smart switch PC software ...
The thing is that it is rebooting and looping without end every 2 seconds on that green screen with that message ...
Only thing I can do is, with the USB cable connected, when the green screen is up, I can push VOL down + VOL up and I can go in download mode.... Then I can push on VOL up but right after the phone reboot in loop again and again ...
Another thing is that without USB cable connected I can't start the phone.
What can I do ?
First thing, I can't start my phone if it's not connected with the USB cable.
Second thing, when I connect my phone with the USB cable, it starts automaticaly even if I didn't push the power button and it's looping and blinking and rebooting endlessly.
Also the phone don't seems to know how charging himself when USB cable connected.
Is it a Bricked samsung phone ?
If it is, how unbrick it ?
Click to expand...
Click to collapse
Have you got the issue fixed on you phone?
Since you can reach download mode - why not doing a clean flash with the correct firmware?

samsung j6+ download mode not working

helllo guys have a problem with my samsung j6+ i tried to update firmware using odin but the update failed and now the phone doesnt power on or charge
i hold volume down button and power button and fone vibrates then shows samsung logo then i saw an andriod screen flash and power off with a yellow triangle...
the phone doesn't enter download button any help
Power off the phone and hold the volume buttons and plug in the cable. Now you are in download mode and should be able to flash
respectablenoob said:
Power off the phone and hold the volume buttons and plug in the cable. Now you are in download mode and should be able to flash
Click to expand...
Click to collapse
sir i have similar problem
I recently tried to install a custom ROM in my samsung j6+ but halfway through it my PC turned off.
Then the problem starts i decided to reboot my phone but it shows this error "No command" " #Reboot recovery cause is [[check_bootmode]RebootRecoveryWithKey]#
Block-based OTA
Supported API: 3
# MANUAL MODE v1.0.0#
E:Failed to mount / cache: Invalid argument
The error message keeps appearing for just a fraction of a second then disappear and appear again
I tried to go to recovery mode but no luck i cant get to it
I drained the battery to turn off the device then go download mode but after get to it, it also keep restarting
help me please. thank you
I recently tried to install a custom ROM in my samsung j6+ but halfway through it my PC turned off.
Then the problem starts i decided to reboot my phone but it shows this error "No command" " #Reboot recovery cause is [[check_bootmode]RebootRecoveryWithKey]#
Block-based OTA
Supported API: 3
# MANUAL MODE v1.0.0#
E:Failed to mount / cache: Invalid argument
The error message keeps appearing for just a fraction of a second then disappear and appear again
I tried to go to recovery mode but no luck i cant get to it
I drained the battery to turn off the device then go download mode but after get to it, it also keep restarting
help me please. thank you
Hi guys I flash TRWP I came out of it but again I dont know how to trwp again, and if im trying to flash it again, it fails. please help me

Cannot boot into download mode

Hi everybody, yesterday I was playing with my old Galaxy A50 trying to install a custom rom unsuccessfully.
I repeated the procedure three times installing TWRP and then Havoc OS but every time I tried to reboot from TWRP to OS I was stuck at the warning screen saying that the phone bootloader was unlocked and booting into download mode to reflash TWRP was blocked as it showed "only official binaries can be installed" (yes I installed Samsung disabler but still).
Still I was able to get the phone into download mode and reinstall the stock firmware as it seemed to be the only way to install and boot TWRP.
But at 4th time repeating the process I got frustrated, shut down the computer and left the phone on the warning screen still connected to computer usb cable.
Then I got back and noticed the phone was off as the battery died.
Indeed the battery died, so I put the phone in charging and after it reached 100% I tried to boot into download mode again to reflash stock firmware.
But here's the strange thing, I cannot boot into download mode anymore as pressing vol up+vol down while connecting usb cable, shows the lightning charge logo for 5 secs and then reboots infinitely with the same pattern.
If I force reboot by pressing vol down+power it shows the Samsung logo with the warning below it, then skips to another screen with another warning suggesting to press power button to continue (which does nothing) and after a while reboots to samsung logo.
So it doesn't seem it is bricked, it looks more like a battery controller fault, so I tried to detach the battery flex from the board, hoping it would reset the controller but it's still the same.
Also I tried with the flex detached and still no download mode is possible.
Was the download mode somehow erased? (if it's even possible considering it's the motherboard firmware)
If you need photos, videos or even a call on zoom, Skype, webex I would be glad to show you
same i got the same problem i can't find nothing for this when i press volume up and down and put the otg cable its simply charges but it gets stuck on the logo image there's no way to fix this but the only way is to open the phone,change the emmc and put one from samsung,close the phone flash a custom rom and you are done.
If you can enter recovery, do it. As soon as your phone gets into it, select the power off variant and then try to enter the download mode.
It seems like you did not unlock the bootloader, did you?
The bootloader Is unlocked i can't enter in the recovery because the phone locks on charging logo and its fully charged but when i try without charger It doesn't start.

A70 stuck in samsung logo and declines port.

I rooted my Galaxy a70 using vbmeta,Twrp and magisk. All was going well. Suddenly my phone turned off and when I press power button its shows download mode .so I tried odin to flash but every time it fails.After many tries I realise that its port are not connecting to pc ,its only charging and my pc also can't detect my phone ..now when I connect the phone to pc its shows samsung logo.its also not showing the battery percentage .
(My pc is ok it have all driver installed and odin works)
Is there anyway to solve.
Thanks.
reboot pc just to be sure.
connect phone and pc
on the phone in download mode screen, hold vol down and power till screen goes blank immediately let go and hold vol up and down to boot back into download mode. the letting go when screen goes blank to holding up and down needs to be fast.
now once back in download mode, is odin showing port number?
also make sure your using odin 3.13.3
if still no go, try uninstalling samsung usb drivers, reboot then reinstall and try the process again.
When I put cable in my phone it directly shows the logo....
Its not showing the battery
I tested my another Samsung phone to be sure that my softwares are working. And it's working but when I put my A70 in. Nothing happened

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