[Q] HELP! My phone is locked with Android Device Manager and I can't unlock it! - Galaxy Note 3 Q&A, Help & Troubleshooting

Call me stupid, but I'm really desperate and begging for help! I used the Android Device Manager on my Tab 3 8.0 to remotely lock my phone. So it worked. But when I used the password to unlock the phone that was set earlier on ADM, my phone keeps saying that it is the wrong password.
Fair enough, I actually used my home PC to do the exact same thing. I went to the ADM site and set alphanumeric and numerals only password and still, WRONG PASSWORD!
What can I do?! I restart the phone and then nothing worked!

Hello siva992, put it back into the two new password in the computer I use only four digits, not failed. Remember to use new numbers, not the same as you have before. Good luck.

You should contact them for help as if it's not notes fail.
If no other ways then you have to do a reflash with Odin.

Troyman said:
Hello siva992, put it back into the two new password in the computer I use only four digits, not failed. Remember to use new numbers, not the same as you have before. Good luck.
Click to expand...
Click to collapse
This helped me a LOT. Thanks sent

siva992 said:
Call me stupid, but I'm really desperate and begging for help! I used the Android Device Manager on my Tab 3 8.0 to remotely lock my phone. So it worked. But when I used the password to unlock the phone that was set earlier on ADM, my phone keeps saying that it is the wrong password.
Fair enough, I actually used my home PC to do the exact same thing. I went to the ADM site and set alphanumeric and numerals only password and still, WRONG PASSWORD!
What can I do?! I restart the phone and then nothing worked!
Click to expand...
Click to collapse
i too had locked my nubia device through android device manager.
it can be bypassed by rebooting into recovery mode and you need to format /data and /cache.
after this restart your phone through recovery mode it may take 5 to 10 minutes to finally show "android is updating your apps " something like this.
this method worked on my nubia mini and i thing technically it might work on every android phone that is capable of booting into recovery mode.
this method would not delete your photos,music,etc.
only contacts and app data will be gone,i am sure that won't be an issue.

Related

Possible to 'crack' 6P locked by ADM?

Long shot as this shouldn't be possible, but I figured I'd try asking here anyways. Is there any way to unlock a 6P that's pin-locked by Android's Device Manager?
The goal is to get the pictures off this phone. It was my brother's phone before he passed away and I've been holding on to it for the past few months - just haven't had the energy to try to deal with it...
-I have access to the gmail account.
-I tried changing the pin through Google's device manager, but since the phone was already locked, the new pin did not take. I get the message on the phone about the new pin, but it doesn't unlock it.
-Developer mode is not enabled (i.e. USB debugging).
-Not rooted or anything like that and most likely has the latest updates (t-mobile). As a matter of fact, the lock screen says that a new system update has been downloaded.
Thanks.
Try putting twrp in your adb folder, boot into fastboot and use "fastboot boot twrp.img"
clappe said:
Long shot as this shouldn't be possible, but I figured I'd try asking here anyways. Is there any way to unlock a 6P that's pin-locked by Android's Device Manager?
The goal is to get the pictures off this phone. It was my brother's phone before he passed away and I've been holding on to it for the past few months - just haven't had the energy to try to deal with it...
-I have access to the gmail account.
-I tried changing the pin through Google's device manager, but since the phone was already locked, the new pin did not take. I get the message on the phone about the new pin, but it doesn't unlock it.
-Developer mode is not enabled.
-Not rooted or anything like that and most likely has the latest updates (t-mobile). As a matter of fact, the lock screen says that a new system update has been downloaded.
Thanks.
Click to expand...
Click to collapse
The only way I can think of is by installing twrp on the phone. The only way it wouldn't work would be if he didn't have USB debugging enabled, which if he didn't then you might be out of luck... I'm so sorry.
Ghstudent said:
The only way I can think of is by installing twrp on the phone. The only way it wouldn't work would be if he didn't have USB debugging enabled, which if he didn't then you might be out of luck... I'm so sorry.
Click to expand...
Click to collapse
Unfortunately, I am pretty sure USB debugging is not enabled...sorry that's what I meant when I wrote developer mode (I've tinkered with making apps, so I know what it is).
Thanks.
Same situation here and I try to figure a solution for many days.In my opinia the only way to bypass is a modified google account manager ! Could anybody help?
@clappe Just pretty sure? It wasn't mentioned in the OP, so I'll ask. Have you tried to install ADB on your PC and using ADB pull to grab the files from /storage/emulated/0/DCIM/Camera ? That's the directory to the location where the pictures are stored.
Also, to anyone mentioning TWRP. That's a flat out no-go. He stated bootloader was locked. You can't do that unless you unlock the bootloader.
Edit: He didn't say that, I assumed when he wrote not rooted or anything. Can you power cycle the device? Hold power until it shuts off then boot it up again. Do you see a padlock icon under the Google logo right when it starts up or no?
Edit2: Later today (after work, around 10 hours or so) I'll flash my 6P to stock factory images and relock my bootloader. I'll use device manager to pin lock it and pretend I don't know the password. I'll try a few things and see what I can do. Also, you have my condolences. Sorry for your loss.
RoyJ said:
@clappe Just pretty sure? It wasn't mentioned in the OP, so I'll ask. Have you tried to install ADB on your PC and using ADB pull to grab the files from /storage/emulated/0/DCIM/Camera ? That's the directory to the location where the pictures are stored.
Also, to anyone mentioning TWRP. That's a flat out no-go. He stated bootloader was locked. You can't do that unless you unlock the bootloader.
Edit: He didn't say that, I assumed when he wrote not rooted or anything. Can you power cycle the device? Hold power until it shuts off then boot it up again. Do you see a padlock icon under the Google logo right when it starts up or no?
Edit2: Later today (after work, around 10 hours or so) I'll flash my 6P to stock factory images and relock my bootloader. I'll use device manager to pin lock it and pretend I don't know the password. I'll try a few things and see what I can do. Also, you have my condolences. Sorry for your loss.
Click to expand...
Click to collapse
Connecting the device to a Windows 10 PC, it will recognize the 6P, but using Windows Explorer will show no files.
Running 'adb devices' lists no devices.
When I power on the 6P, first I get the 'Google' text logo, then the colorful 'spinny' android logo, then the 'android' text logo. Then it goes to the usual lock screen (shows the time, background, etc). On this screen are the normal shortcut buttons on the bottom - microphone, padlock, camera. After a few seconds it shows the 'Locked by Android Device Manager' screen, this has a padlock symbol in the middle along with the pin code that I set online through Google's device manager.
Thanks.
Might be worth a shot to try to contact Google. You'll need proof of your identity, and the passing of your brother though. Best of luck. Sorry about your loss.
If you end up not being able to get a rep that can help via email or phone calls; you might have to do a hardmod.
tr4nqui1i7y said:
Might be worth a shot to try to contact Google. You'll need proof of your identity, and the passing of your brother though. Best of luck. Sorry about your loss.
If you end up not being able to get a rep that can help via email or phone calls; you might have to do a hardmod.
Click to expand...
Click to collapse
Hardmod? I did a quick search and the only hardmod I found was to deal with temperature.
Thanks.
RoyJ said:
@clappe Just pretty sure? It wasn't mentioned in the OP, so I'll ask. Have you tried to install ADB on your PC and using ADB pull to grab the files from /storage/emulated/0/DCIM/Camera ? That's the directory to the location where the pictures are stored.
Also, to anyone mentioning TWRP. That's a flat out no-go. He stated bootloader was locked. You can't do that unless you unlock the bootloader.
Edit: He didn't say that, I assumed when he wrote not rooted or anything. Can you power cycle the device? Hold power until it shuts off then boot it up again. Do you see a padlock icon under the Google logo right when it starts up or no?
Edit2: Later today (after work, around 10 hours or so) I'll flash my 6P to stock factory images and relock my bootloader. I'll use device manager to pin lock it and pretend I don't know the password. I'll try a few things and see what I can do. Also, you have my condolences. Sorry for your loss.
Click to expand...
Click to collapse
Did you have a chance to try it?
Thanks.

Any help with removing FRP is appreciated! Need additional help using XboxExpert's

I tried using the FRP removal from xboxexpert, and i get through it, but i cant boot into the maintenance menu, it'll just keep rebooting once i let go the phone boots up. While this happens the computer doesn't recogonize my phone, but once it boots up it recognizes it. My sister forgot her password since she used a fake email.. and since she got the S8 i want to keep this. its not the gmail account, but the samsung account.
PTNYC said:
I tried using the FRP removal from xboxexpert, and i get through it, but i cant boot into the maintenance menu, it'll just keep rebooting once i let go the phone boots up. While this happens the computer doesn't recogonize my phone, but once it boots up it recognizes it. My sister forgot her password since she used a fake email.. and since she got the S8 i want to keep this. its not the gmail account, but the samsung account.
Click to expand...
Click to collapse
I just made a thread how to pass FRP using bluetooth. you don't even need to connect your phone to your computer.

No Password entry possible after unlocking bootloader

Hello dear communtiy,
i think i have a quite serious problem: I unlocked the bootloader on my Huawei p8 lite 2017, and it started an obligatory factory reset (because of possible data theft...). Well, after rebooting i find myself without a keyboard to enter my password. I normally use the fingerprint sensor to unlock it, but when you restart it you have to enter a password. There is a numpad for entering the PIN after restart, but just no way of entering anything into the password box. Its a text password with 13 letters (if thats any important). Of course i searched for solutions on the internet and tried almost all of them:
Idea 1: Boot into safe mode: No keyboard in safe mode
Idea 2: Use Huawei erecovery: No keyboard after whats effectively another factory reset (at least thats what i think it is)
Idea 3: Use Google Play on the PC to remotely install a keyboard: Google Play now says a keyboard app is installed, but theres still no keyboard on the phone
Idea 4: Use ADB to somehow do something: USB debugging IS enabled, but my phone is stuck at using USB only to charge
Idea 5: Use a USB keayboard with a micro usb adapter: havent tried that yet, but i am not sure if it will even allow me to enter anything via USB before the phone is unlocked
Idea 6: I have made a Backup of Apps and such via Huawei HiSuite before unlocking the bootloader, but i cant figure out a way to apply it. Maybe it will bring back some form of keyboard when applied.
Im currently doing another Huawei erecovery just because i hope it will do something, but i dont think it will. I am in desperate need of my phone and beg for immediate help. I didnt flash anything onto it, i just unlocked the bootloader with this code you get. I am less than a beginner at screwing with phones. I feel really scared at the moment, since i only had this phone for a couple of weeks. Is there any hope for it?
Again, im begging for it to work,
Kalle
Edit: After in total 3 "resets" theres still personal data on the phone, because i see my old wallpaper on the locked screen.
kallehoeh said:
Hello dear communtiy,
i think i have a quite serious problem: I unlocked the bootloader on my Huawei p8 lite 2017, and it started an obligatory factory reset (because of possible data theft...). Well, after rebooting i find myself without a keyboard to enter my password. I normally use the fingerprint sensor to unlock it, but when you restart it you have to enter a password. There is a numpad for entering the PIN after restart, but just no way of entering anything into the password box. Its a text password with 13 letters (if thats any important). Of course i searched for solutions on the internet and tried almost all of them:
Idea 1: Boot into safe mode: No keyboard in safe mode
Idea 2: Use Huawei erecovery: No keyboard after whats effectively another factory reset (at least thats what i think it is)
Idea 3: Use Google Play on the PC to remotely install a keyboard: Google Play now says a keyboard app is installed, but theres still no keyboard on the phone
Idea 4: Use ADB to somehow do something: USB debugging IS enabled, but my phone is stuck at using USB only to charge
Idea 5: Use a USB keayboard with a micro usb adapter: havent tried that yet, but i am not sure if it will even allow me to enter anything via USB before the phone is unlocked
Idea 6: I have made a Backup of Apps and such via Huawei HiSuite before unlocking the bootloader, but i cant figure out a way to apply it. Maybe it will bring back some form of keyboard when applied.
Im currently doing another Huawei erecovery just because i hope it will do something, but i dont think it will. I am in desperate need of my phone and beg for immediate help. I didnt flash anything onto it, i just unlocked the bootloader with this code you get. I am less than a beginner at screwing with phones. I feel really scared at the moment, since i only had this phone for a couple of weeks. Is there any hope for it?
Again, im begging for it to work,
Kalle
Edit: After in total 3 "resets" theres still personal data on the phone, because i see my old wallpaper on the locked screen.
Click to expand...
Click to collapse
Keyboard Method WORKED with OTG adapter cable!

PIN is not corect after Oreo update

Hey guys
Today i got update to Oreo (1.6g) on my LG G6 (Italy)
After update got finished phone booted like normaly do.
I typed my PIN , which was perfectly correct , then PIN from my SIM card,and usually there is 3rd lock screen that is fingerprint or PIN number (4 digits).
I was like : Oreo here i come, BUT NO not happend , i had fingerprint to unlock so i tried that, but it said : u can't use fingerprint now , so i typed my 4 digits lock screen code and it said that its wrong one , i tried multiple times and even different ones , that made me really confused (i'm 100% sure its the correct one), i rebooted the phone and the story stays the same , but now the 1st PIN (on the bootload screen) that where correct for the 1st time is not working at all (it was the same as fingerprint unlock).
What should i do? backup and factory reset or what? is that a well known Oreo bug?
go in TWRP, and go data/system with the file manager, and delete the file locksettings.db, restart the phone and it will be good
but i have a completly stock device , with bootloader locked.
Or am i'm missing something...?
im stuck at secure startup.
bizzqu1t said:
but i have a completly stock device , with bootloader locked.
Or am i'm missing something...?
im stuck at secure startup.
Click to expand...
Click to collapse
ok without TWRP will be impossible to unlock your phone the only solution is reinisialization :/
Its whatever i can do factory reset , but can i backup my files atleast? when i connect my device to PC i can hear the sound that he got connected but nothing more , no folders or atleast icon , that means that device is not fully turned on or smth? no chance to backup?
bizzqu1t said:
Its whatever i can do factory reset , but can i backup my files atleast? when i connect my device to PC i can hear the sound that he got connected but nothing more , no folders or atleast icon , that means that device is not fully turned on or smth? no chance to backup?
Click to expand...
Click to collapse
Alas you can not recover your data the purpose of a lock is to block access to sensitive data in case of stolen for example so that it is impossible to recover anything : /
Thx for all the responses,i really appreciate that,i guess RIP.
i experience the same thing, my galaxy J8 got update this morning and after the phone restart it asked me for the pin, and after i enter "my pin", itu says it is incorrect. this is awful
guys how did it end. I have secure start-up screen in LG G6 after OTA. My regular pit is not working

Any help with fully bricked device

Hello!
THink I have bricked my phone, but just checking before I go through what I suppose is a long process with oneplus.
Looking for any help. I had a working device - unlocked bootloader and installed TWRP and magisk using MauronofrioTool. ok - however, I found out I couldn't use a fingerprint security option on that would have been anoying. So... Long story short. I used MauronofrioTool to relock bootloader. Oops - so that didn't work. THen found out I couldn't do anything except stare at g.co/ADH message on my screen. Couldn
't get to fastboot or TWP. ANyway, so I managed to up and down volume and enter into TWRP. Was still connecting to the tool, so I downloaded factory Zips and tried to install via tool after unlocking - Seemed to be working ... but it stopped mid way through a process and hasbn't come back! NOthing at all. I wonder if I could have triggered an OEM thing? ANyway - literally nothing no buttons work no screen action. I see a QUSB_BULK_CID:etc number when connecting the phone, but that is it. No fast boot or any other actions available.
PLease, pretty devastating, Anyone know if I can do anything?
I'm no pro but I use this tool which helped me:
henk-jan said:
I'm no pro but I use this tool which helped me:
Click to expand...
Click to collapse
Thank you. I feel I am little past this stage now though.. Also trying the brick reprieve software . Just can't get my computer to recognise the phone now. No ability to get to emergency download path - think it is my crappy cihinese pc (old Huawei tablet basically) or Windows via apple that have me stranded.
**********SOLVED
THe crappy Chinese language Windows tablet worked as the unbrick OP said WIndows would. Must be a kink in the Windows via Mac that could get me into the situation, but not out.
Very relieved... Even though I still am not 100% sure what I actually ended up clicking to get it to register and connect with the unblock tool (which of course was in Chinese) hahaha.
Cheers
CHeers though
Glad you got it sorted out! Cheers
Need Help, please
Just received my OnePlus 8 pro, decided to Root and unlock the bootloader---this went fine.
I then went and upgraded to Android 11 DP3.
I'm now only able to get into Fastboot. at points it will try to boot but only get to the logo screen and then goes black.
When the phone boots up, it goes to Qualcomm CrashDump Mode.
I've been attempting to solve this for half the day with no luck. I've tried Msmtool, but it doesn't recognize the device, even after loading drivers again.
Is there a way to load a ROM from fastboot mode?
Hoping someone can assist, this is super frustrating and I would appreciate any help, please.
Rick
rickhurl said:
Just received my OnePlus 8 pro, decided to Root and unlock the bootloader---this went fine.
I then went and upgraded to Android 11 DP3.
I'm now only able to get into Fastboot. at points it will try to boot but only get to the logo screen and then goes black.
When the phone boots up, it goes to Qualcomm CrashDump Mode.
I've been attempting to solve this for half the day with no luck. I've tried Msmtool, but it doesn't recognize the device, even after loading drivers again.
Is there a way to load a ROM from fastboot mode?
Hoping someone can assist, this is super frustrating and I would appreciate any help, please.
Rick
Click to expand...
Click to collapse
https://forum.xda-developers.com/oneplus-8-pro/how-to/rom-stock-fastboot-roms-oneplus-8-pro-t4083997
cultofluna said:
https://forum.xda-developers.com/oneplus-8-pro/how-to/rom-stock-fastboot-roms-oneplus-8-pro-t4083997
Click to expand...
Click to collapse
Thanks so much. I ended up getting Msmtool to work. Although my device wasn't on (black screen) and it didn't fully show up in the tool, I decided to start the process anyway and it began to load.
I've been on here for over 10 yeas (XDA) I've just lost my account info and made a new one.
Thanks for taking the time to respond. Much appreciated.

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