HELP! cannot flash - Samsung Galaxy J6+ Questions & Answers

I cannot flash my j6 +
When i reboot normally say "custom binary blocked by oem lock"
and if I try to enter Download Mode (ODIN) it automatically send me to reboot menu

Cayupi said:
I cannot flash my j6 +
When i reboot normally say "custom binary blocked by oem lock"
and if I try to enter Download Mode (ODIN) it automatically send me to reboot menu
Click to expand...
Click to collapse
just power off your phone and plug it in your computer then open odin and flash, don't don't press the power menu or volume keys

Related

[Q] Stuck at "Recovery Booting...." when trying to enter cwm recovery mode

Hi
Recently I tried to install cwm on my Samsung Galaxy Grand. But when I tried to enter recovery mode after flashing cwm recovery using odin, "Recovery Booting...." shows up at the top left hand corner of the phone and will not enter cwm recovery mode.
Below is the steps i did to flash cwm recovery on my phone:
1. Transfered SuperSU on to my phone SD Card
2. Off my phone and entered download mode( Vol Down+Home Button + Power Button)
3. Open up odin v3.04, selected PDA and chose the .tar file, deselected the auto reboot option
4. Click Start and its says "PASS"
5. Removed the battery for 5s and put it back in
6. Tried to enter cwm recovery mode (Vol Up+Home Button + Power Button)
7. Stuck at the recovery booting screen
The phone is still able to work and enter stock recovery when i remove the battery and turn it back on.
Please help me and Thank You for spending your time to read this

Fastboot mode

Hello. In order to test a custom recovery for LG K420n I have to enter fastboot mode and then use the "fastboot oem unlock" command to unlock bootloader. The problem is I cannot enter fastboot mode. I tried all the possible commands and button combinations (http://www.hardreset.info/devices/lg/lg-k10-lte/fastboot-mode/). Anyone can help?
ZemoDroid said:
Hello. In order to test a custom recovery for LG K420n I have to enter fastboot mode and then use the "fastboot oem unlock" command to unlock bootloader. The problem is I cannot enter fastboot mode. I tried all the possible commands and button combinations (http://www.hardreset.info/devices/lg/lg-k10-lte/fastboot-mode/). Anyone can help?
Click to expand...
Click to collapse
Can u try the same steps, but: holding the Volume "UP" key for a few seconds
ZemoDroid said:
Hello. In order to test a custom recovery for LG K420n I have to enter fastboot mode and then use the "fastboot oem unlock" command to unlock bootloader. The problem is I cannot enter fastboot mode. I tried all the possible commands and button combinations (http://www.hardreset.info/devices/lg/lg-k10-lte/fastboot-mode/). Anyone can help?
Click to expand...
Click to collapse
the trick is to completely power down your device, then Hold down the volume up button (or down perhaps. i don't remember exactly) and then plug in the usb cable at the same time.. I figured it out when i was trying to root my device a few months ago and completely messed it up before using the lg pc bridge to recover it again
salaigeethan666 said:
the trick is to completely power down your device, then Hold down the volume up button (or down perhaps. i don't remember exactly) and then plug in the usb cable at the same time.. I figured it out when i was trying to root my device a few months ago and completely messed it up before using the lg pc bridge to recover it again
Click to expand...
Click to collapse
This is for download mode not fastboot.
Sent from my LG K10 using XDA Labs
ZemoDroid said:
This is for download mode not fastboot.
Sent from my LG K10 using XDA Labs
Click to expand...
Click to collapse
No. Fastboot does exist.. cos i entered it once.. im just unable to say whether it was vol down or up..
In ADB
adb devices
ENTER
if ok?
abd reboot bootloader
ENTER
you be fastboot mode.. (look display phone)
for unlock
fastboot oem unlock
ENTER
or
fastboot flashing unlock
ENTER
(in phone, press Vol UP)
erick0023 said:
In ADB
adb devices
ENTER
if ok?
abd reboot bootloader
ENTER
you be fastboot mode.. (look display phone)
for unlock
fastboot oem unlock
ENTER
or
fastboot flashing unlock
ENTER
(in phone, press Vol UP)
Click to expand...
Click to collapse
I tried that many times already. I need to unlock bootloader to enter fastboot but I can't enter it because of locked bootloader...loop.
ZemoDroid said:
I tried that many times already. I need to unlock bootloader to enter fastboot but I can't enter it because of locked bootloader...loop.
Click to expand...
Click to collapse
No. Locked bootloader doesn't screw you. It's able to boot into bootloader/fastboot mode even if it's been locked.
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press the 3 key alternatively
-then enter to stock recovery ; and u can chose fastboot or sideloader mode
* i dont know the exactly combination key press. but u must try a couple intents..
mosta00 said:
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press the 3 key alternatively
-then enter to stock recovery ; and u can chose fastboot or sideloader mode
* i dont know the exactly combination key press. but u must try a couple intents..
Click to expand...
Click to collapse
That doesnt work for newer phones.
---------- Post added at 04:31 PM ---------- Previous post was at 04:30 PM ----------
berkantkz said:
No. Locked bootloader doesn't screw you. It's able to boot into bootloader/fastboot mode even if it's been locked.
Click to expand...
Click to collapse
How?
its worked on my LG k10 430H (mtk divice)
mosta00 said:
its worked on my LG k10 430H (mtk divice)
Click to expand...
Click to collapse
How?
mosta00 said:
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press the 3 key alternatively
-then enter to stock recovery ; and u can chose fastboot or sideloader mode
* i dont know the exactly combination key press. but u must try a couple intents..
Click to expand...
Click to collapse
pvineeth97 said:
How?
Click to expand...
Click to collapse
This! works for me, (dont release "vol - key"; just "power key by a second")
this works for me
pvineeth97 said:
How?
Click to expand...
Click to collapse
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press vol- & power, and just after that vol+ till u see text about formating
let it finish and then it will show up recovery screen. choose reboot into bootloader, connect it to pc, open cmd and boot into twrp
ilicu33 said:
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press vol- & power, and just after that vol+ till u see text about formating
let it finish and then it will show up recovery screen. choose reboot into bootloader, connect it to pc, open cmd and boot into twrp
Click to expand...
Click to collapse
It might be easy in MTK but not in Qualcomm lol. We even tried "adb reboot recovery". It just shows a dead android symbol. But even randomly pressing those buttons doesn't allow us to go into recovery. MTK users have a upper hand lol.
ilicu33 said:
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press vol- & power, and just after that vol+ till u see text about formating
let it finish and then it will show up recovery screen. choose reboot into bootloader, connect it to pc, open cmd and boot into twrp
Click to expand...
Click to collapse
Urs MTK?
tick oem unlock
ZemoDroid said:
I tried that many times already. I need to unlock bootloader to enter fastboot but I can't enter it because of locked bootloader...loop.
Click to expand...
Click to collapse
make sure you ticked the OEM unlock and USB debugging at the developer option
ilicu33 said:
-power on device presing (vol- & power) until logo image appear, release and press again power key by the second
-format device screen apper.. chose : format yes , confirm
-just appear android image formating.. press vol- & power, and just after that vol+ till u see text about formating
let it finish and then it will show up recovery screen. choose reboot into bootloader, connect it to pc, open cmd and boot into twrp
Click to expand...
Click to collapse
Hello, could you be more precise please. Everything is clear till you press Confirm over "Factory reset" - after that I got colorful ring with "Erasing" sign for a few seconds and then - long run on LG logo before system boots. When and what should I press, to get into bootloader?
same problem here I have qualicom LGK10 420DS I have followed saveral method to enter into recovery but didn't workout.
can some one help with correct steps.
---------- Post added at 01:43 PM ---------- Previous post was at 01:22 PM ----------
vj4mqntm said:
same problem here I have qualicom LGK10 420DS I have followed saveral method to enter into recovery but didn't workout.
can some one help with correct steps.
Click to expand...
Click to collapse
Hi!
I have a LGK10 420DS (m216) MSM8916 Indian version I am unable to boot into bootloader or recovery by using adb / fastboot or by volume and power kay, as you are aware LG is not supporting any software update. I want to flash CustomROM and trying to unlock bootloader with different method but unable to enter in recovery, plz. some one can help out.
volume - whilst pluging usb into computer = fastboot mode
volume + whilst plugging = download mode
this works in new models, tested in a lg aristo 2

Stuck in recovery after ADB with broken power button

Its very complicated. My T705's power button was damaged by water. And i flashed Stock MM rom with odin. It was fine after flashing, the tablet boot into the os properly, work very well in the os.
But then i want to wipe the cache and data after that, so i was using the code"adb reboot to recovery" to get into recovery mode because my power button was broken. (I thought it can be using home button to select in recovery mode)
But the nightmare is i can't select anything in recovery mode which requiring a power button. So i can't wipe the cache, also can't select the option to reboot my tablet...... I've tried to hold both the volume down and home key to go to the download mode menu, and select restart by holding volume down, but it go to recovery again even after removing the battery, i think it's because the adb command.
And the strangest thing is i can't use my volume up button in download mode menu, so sadly i can't flash the rom again,:crying: but the volume up is working well in recovery and in the os......
Is there anyway to prevent the tablet to boot into the recovery again? I'm quite sure it's not the problem when flashing MM rom, the problem should be the adb command makes my tablet boot into recovery until i change the boot setting in recovery mode.
hungpakto said:
Its very complicated. My T705's power button was damaged by water. And i flashed Stock MM rom with odin. It was fine after flashing, the tablet boot into the os properly, work very well in the os.
But then i want to wipe the cache and data after that, so i was using the code"adb reboot to recovery" to get into recovery mode because my power button was broken. (I thought it can be using home button to select in recovery mode)
But the nightmare is i can't select anything in recovery mode which requiring a power button. So i can't wipe the cache, also can't select the option to reboot my tablet...... I've tried to hold both the volume down and home key to go to the download mode menu, and select restart by holding volume down, but it go to recovery again even after removing the battery, i think it's because the adb command.
And the strangest thing is i can't use my volume up button in download mode menu, so sadly i can't flash the rom again,:crying: but the volume up is working well in recovery and in the os......
Is there anyway to prevent the tablet to boot into the recovery again? I'm quite sure it's not the problem when flashing MM rom, the problem should be the adb command makes my tablet boot into recovery until i change the boot setting in recovery mode.
Click to expand...
Click to collapse
Install twrp, you won't need a power button then.
ashyx said:
Install twrp, you won't need a power button then.
Click to expand...
Click to collapse
How to install when this tablet can't do anything now..
Can't select anything now, can't go into the os and use adb to boot into download mode
hungpakto said:
How to install when this tablet can't do anything now..
Can't select anything now, can't go into the os and use adb to boot into download mode
Click to expand...
Click to collapse
If your power button doesn't work how do you turn the device on after removing the battery?
unified android toolkit has a reboot device option...
mordeith said:
unified android toolkit has a reboot device option...
Click to expand...
Click to collapse
That would only work if you could actually use adb.
ashyx said:
That would only work if you could actually use adb.
Click to expand...
Click to collapse
probably would help,if i read all the posts before commentijng...but ive used it on random devices to reboot it..not soleley from adb
ashyx said:
If your power button doesn't work how do you turn the device on after removing the battery?
Click to expand...
Click to collapse
Holding vol down + home key can boot to the download mode menu.
But the device will automatically turn on after inserting the battery, no need to press any button, but the device only boot into recovery after i use the adb boot into recovery command.
hungpakto said:
Holding vol down + home key can boot to the download mode menu.
But the device will automatically turn on after inserting the battery, no need to press any button, but the device only boot into recovery after i use the adb boot into recovery command.
Click to expand...
Click to collapse
If that's the case that means the power button is stuck on or you wouldn't be able to power on or boot to Download mode.
All you need to do is flash the stock firmware or twrp and it will reboot back to the OS.
Hopefully I've got your fix:
When you insert the battery your device boots up, if so, insert the battery and press the correct key combo while the splash screen from logo.bin is showing to boot into the download mode.
After that flash TWRP latest version with Odin. Then when your phone again boots to recovery, chose Reboot -> System to boot Android.
---
If the above isn't applicable and you can start Android somehow, I will download either FlashFire or MobileOdin to flash another recovery/ROM.
Sent using Tapatalk
ashyx said:
If that's the case that means the power button is stuck on or you wouldn't be able to power on or boot to Download mode.
All you need to do is flash the stock firmware or twrp and it will reboot back to the OS.
Click to expand...
Click to collapse
And don't know why the volume up doesn't work in the download mode menu, stuck in the download mode menu and can't select the option "continue" to go into the download mode
hungpakto said:
Holding vol down + home key can boot to the download mode menu.
But the device will automatically turn on after inserting the battery, no need to press any button, but the device only boot into recovery after i use the adb boot into recovery command.
Click to expand...
Click to collapse
lot of problems can be fixed by samsung k300 tool ,disconect phone and start that tool and connect phone again and let the tool find the phone ,if found just click that icon and phone go to download mode and you can flash back stock firmware...that tool dont need adb enable just working usb cable ,i say working cant be fake...

system has been destroyed

I was trying to install the google camera and then relocking the bootloader.
i uninstalled magisk manager and in the adb command prompt terminal i typed fastboot oem lock and my phone displays system has been destroyed.
please help as fast as possible.
fayadfyzer said:
I was trying to install the google camera and then relocking the bootloader.
i uninstalled magisk manager and in the adb command prompt terminal i typed fastboot oem lock and my phone displays system has been destroyed.
please help as fast as possible.
Click to expand...
Click to collapse
Flash stock rom with mi flash but before you have to unlock again bootloader
HTCDevil said:
Flash stock rom with mi flash but before you have to unlock again bootloader
Click to expand...
Click to collapse
I have the same problem, so how can I unlock the bootloader being that it has no system for this ?
ItaloIanetta said:
I have the same problem, so how can I unlock the bootloader being that it has no system for this ?
Click to expand...
Click to collapse
So if you cannot boot to bootloader by pressing power and volume down at startup, you can try to enter recovery by pressing power and volume up. Then if it says no command hold the power button and press volume up one time. Now you should enter recovery. then from here you can try to enter bootloader.
Then flash your image via Miflash
TJ1999 said:
So if you cannot boot to bootloader by pressing power and volume down at startup, you can try to enter recovery by pressing power and volume up. Then if it says no command hold the power button and press volume up one time. Now you should enter recovery. then from here you can try to enter bootloader.
Then flash your image via Miflash
Click to expand...
Click to collapse
the point it is, how can i flash via MiFlash, even they request the bootloader unlocked, when I begin the flash, they show the error, that nothing can do because the bootloader are locked, the program can't do nothing, i open device, initializing the phone on EDL mode, but, when flash system is done, from edl mode, they stuck on boot loop.
---------- Post added 3rd November 2018 at 12:06 AM ---------- Previous post was 2nd November 2018 at 11:49 PM ----------
TJ1999 said:
So if you cannot boot to bootloader by pressing power and volume down at startup, you can try to enter recovery by pressing power and volume up. Then if it says no command hold the power button and press volume up one time. Now you should enter recovery. then from here you can try to enter bootloader.
Then flash your image via Miflash
Click to expand...
Click to collapse
I can enter the fastboot mode, I can enter the recovery mode, but the device does not respond to anything and gets bootloop
Ok, you said you can enter edl mode even the bootloader is locked right?
How did you do this? You said you opened device, did you short the two test points. I have a similar Problem.
Seems like there are other Posts with different problems at the beginning which are now facing the same problem as we do, after some flashing:
https://forum.xda-developers.com/mi-a2-lite/help/mi-a2-lite-suddenly-damaged-t3861467 (my Problem)
https://forum.xda-developers.com/mi-a2-lite/how-to/xiaomi-mi-a2-lite-hard-brick-t3861576
fayadfyzer said:
I was trying to install the google camera and then relocking the bootloader.
i uninstalled magisk manager and in the adb command prompt terminal i typed fastboot oem lock and my phone displays system has been destroyed.
please help as fast as possible.
Click to expand...
Click to collapse
https://forum.xda-developers.com/showpost.php?p=78066196&postcount=6
EASY FIX for this problem!...go again into fastboot mode....POWER button + Volume DOWN - in the command prompt on the PC type: fastboot oem unlock
system erases all the data and starts again had the same problem! i installed magisk to enable camera2pi, so today i got the mi mix 3 and i thought hmm lets lock the bootloader mi a2 lite and erase all the data so i can pass it further to my mum and she´ll get fresh updates! unfortunately, when i did fastboot oem lock, it said "system .blablabla..destroyed" ! Now everything workds fine again!
dappolino said:
EASY FIX for this problem!...go again into fastboot mode....POWER button + Volume DOWN - in the command prompt on the PC type: fastboot oem unlock
system erases all the data and starts again had the same problem! i installed magisk to enable camera2pi, so today i got the mi mix 3 and i thought hmm lets lock the bootloader mi a2 lite and erase all the data so i can pass it further to my mum and she´ll get fresh updates! unfortunately, when i did fastboot oem lock, it said "system .blablabla..destroyed" ! Now everything workds fine again!
Click to expand...
Click to collapse
You can also flash stock rom with Miflash tool and choose the option at the right bottom to "clean all and lock" after flashing you've got stock rom and relocked bootloader

G710N reboots when attempting to enter fastboot/bootloader

hello everyone,i have a g710n that reboots when attempting to enter fastboot/bootloader.
any idea on how to root the phone with magisk/relock the bootloader?
i bought the phone unlocked and rooted with magisk but i accidentally formatted the phone and now magisk is gone
bootloader is unlocked
i can enter into download mode and stock recovery but not fastboot/bootloader mode(restarts whenever i try to do so).
tried both physical combination or adb reboot bootloader,same result.
software version g710n20c
model number lm-g710n
I didn't made this tutorial, all credits to user 机锋网友8051_ABD
LGUP Dual patched and other files You will find in ULM 21d + 20e how to root thread.
0. Shut down, press and hold the volume + insert the computer data cable
1. Download mode, G710ULM20e, partition dl select all, press and hold the volume + again to enter the download mode
2, download mode, G710ULM20e.kdz, and re Volume + enter download mode
3, download mode again, G710ULM11g_01_NAO_US_OP_1112.kdz, dl: boot_a + boot_b, press and hold the volume-and power button to confirm twice after trying to enter dual-clear mode, but will only enter fastboot
4, fastboot mode, fastboot flash boot_a ulm20e_magisk19300_twrp_op_unlocked.img
fastboot flash boot_b ulm20e_magisk19300_twrp_op_unlocked.img, press and hold the volume + after entering the download mode
5, download mode again, partition dl G710ULM20e.kdz, select all and uncheck boot_a, boot_b
6. The first time you enter the system, you may not find the mask magic. Restart the system
.After entering the system a second time, there was a license agreement with a Korean version of the operator. After agreeing, I entered the desktop and saw magisk appeared. At this time Connect to wifi, run magisk, you will be prompted to install, agree, and then restart a series of upgrades
To fix Wi-fi:
*#546368#*710# -->field test-->wi-fi--> ota updates and check JP -->save and restart

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