Samsung Galaxy J3 Luna Pro bypass pattern lock - Samsung Galaxy J3 (2016) Questions & Answers

Hello,
My brother passed away almost 2 years ago under strange circumstances and I own his galaxy J3.
However the device boots to a pattern lock. I think it's running android 6 and is a tracfone J3 Luna Pro. I really would like to read the data from the device to have some closure. Given the device is now a few years old and hasn't been updated in almost 2 years, has there been any methods revealed which will allow me to bypass the pattern lock?

I tried to install TWRP but got SECURE CHECK FAIL : recovery and also FRP LOCK: On. from the device screen. Then I assume it's got the custom firmware disable bit set or whatever. Then does anyone know a work around that I can install a custom recovery?
https://forum.xda-developers.com/ga...twrp-3-1-1-0-samsung-galaxy-j3-t3628048/page7

@2gg1 you seem to be pretty active here. Any ideas on how I can install a custom recovery in this case?

@2gg1 you seem to be pretty active here. Any ideas on how I can install a custom recovery in this case?

Is there a way to root the device from recovery, etc?

First off all my condoleance.. The phone should have OEM unlock turned on which is by default set off. And only can be reached in developer settings. Check with this code on the dial app *#*#7378423#*#*. Not sure if it will work but give it a try

discord said:
Is there a way to root the device from recovery, etc?
Click to expand...
Click to collapse
But if data doesnt matter try to fabricreset it from recovery

Related

Locked phone using Android Device Manager. Forgot password without a way to unlock.

Device is a SM-N916S from Samsung (Galaxy Note 4 S-LTE Exynos 5433 ver.) for anyone that's wondering. It's current state : Completely stock with no root. USB debugging disabled. No Samsung Account linked to device. Can't change password through ADM. No more guesses left for the password anymore, any more will reset the phone.
So yeah. For the past few days I've been trying to bypass Android Device Manager's remote "Lock" feature that's meant to keep your data safe from thieves. As for why? Long story short : I tried to pull a prank on my brother by remotely locking his device through ADM. I have since forgotten the password (it was a random combination of letters and numbers that I thought I could remember, but obviously not.) and trying to set a new password through Android Device Manager just gives me the infamous "Since Google has verified that a screen lock is already set, the password you entered won't be needed." error message.
Now, if this was a phone that belonged to me, I would just install a custom recovery and remove the password with a password disable zip, but unfortunately, that is not an option here. I probably forgot to mention that I CANNOT void the warranty (as in trip the KNOX counter) under ANY circumstances and would very much like to avoid a factory reset. Am I out of luck here? Or is anyone here aware of a method that can be used to bypass the ADM lock / or a way to backup data with usb debugging disabled. Thanks.
use smart switch to go back to stock firmware
SrikarPrayaga said:
use smart switch to go back to stock firmware
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Click to collapse
Hi, could you explain what you mean by this? Does smart switch work even when the phone is locked? And what would going back to stock firmware do? Thanks.

Custom binary (recovery) blocked by FRP lock

Hi. My cousin asked me to root his SM-G531F and flash custom ROM to it. So, I come to him and tired to flash TWRP, just like I did on my SM-G350. But there's a problem - flashing fails, and there's a message "Custom image (recovery) blocked by FRP lock" or something like that. We rebooted (by taking battery of) phone and checked "OEM unlock" in dev settings. Tired to flash again - same message. IDK what more can we do. I don't want to brick his phone.
Also, when I searched for "FRP lock" there were no problem like ours, but lots of devices in bootloop with this message AFTER sucessful flash of custom ROM... That make me think about this all the day. I NEVER eccountered problem like that, but I never had so new phone, only old and easy-flashable ones. Is FRP lock dangerous? Do I need to do something to not brick his phone?
I found two types of slimiar looking locks - FAP lock and FRP one. Mine is rather FRP, I think I can read. What they really are and how they differ?
grzesiek11 said:
Hi. My cousin asked me to root his SM-G531F and flash custom ROM to it. So, I come to him and tired to flash TWRP, just like I did on my SM-G350. But there's a problem - flashing fails, and there's a message "Custom image (recovery) blocked by FRP lock" or something like that. We rebooted (by taking battery of) phone and checked "OEM unlock" in dev settings. Tired to flash again - same message. IDK what more can we do. I don't want to brick his phone.
Also, when I searched for "FRP lock" there were no problem like ours, but lots of devices in bootloop with this message AFTER sucessful flash of custom ROM... That make me think about this all the day. I NEVER eccountered problem like that, but I never had so new phone, only old and easy-flashable ones. Is FRP lock dangerous? Do I need to do something to not brick his phone?
I found two types of slimiar looking locks - FAP lock and FRP one. Mine is rather FRP, I think I can read. What they really are and how they differ?
Click to expand...
Click to collapse
FRP: https://www.samsung.com/us/support/frp/
FRP Just locks your phone if you alter the boot or recovery image and you had a google account registered. To unlock it you have to wipe data (factory reset) and reflash stock boot.img and recovery.img before using it again. If your cousin wants to flash my ROM (lineageos-13.0) he'd better not, its not stable and he will encouter random reboots and codecs bugs. The best thing to do is to remove FRP from his phone and flash Magisk (a root manager like SuperSU) and debloat it.
For more information, find the Grandprimevelte group on Telegram.
I think I'm having the exact same problem as OP, the thing is that when you flash twrp and the magisk on the phone with FRP disabled (no google account) it works just fine, but if you choose to add a google account to the device later you get a bootloop. If you try flashing with a google account logged in on the phone it doesn't let you (same as OP).
Is there any way to add a google account on the device after flashing twrp and magisk without enabling FRP lock? Thank you
RoiZerty said:
I think I'm having the exact same problem as OP, the thing is that when you flash twrp and the magisk on the phone with FRP disabled (no google account) it works just fine, but if you choose to add a google account to the device later you get a bootloop. If you try flashing with a google account logged in on the phone it doesn't let you (same as OP).
Is there any way to add a google account on the device after flashing twrp and magisk without enabling FRP lock? Thank you
Click to expand...
Click to collapse
Yes, you must install a boot.img without frp. Then you will be able to use a custom boot/recovery and root your phone without problem.

Samsung S8-SM-G950F custom binary blocked by FRP lock

Samsung S8-SM-G950F custom binary blocked by FRP locked, i saw so many theards about this and i read them, and i still don't know what to do, so my question is if i download firmware with "SamFirm" and then use oddin will i get my phone unlocked from that ? As i had custom rom for year and half and today i got that error for the 1st time , also if the "SamFirm" is not good for that can someone give me link for firmware for my phone as updato and all other sites download soo slow at 15 kb/s and i can't use them it will take 20hours to download that (
Similar situation, I broke my S8 screen, so never got it fixed, and was recently without a laptop, so thought id use the S8 thru Dex, it all worked no probs, however, I used to unlock bootloaders to install custom firmware and os's but didnt think id done it on my S8 as it was still under warranty, so upon looking in the developer options, i saw that OEM Unlock was on, so i switched it off, not remembering rooting the phone, now i get same error it bootloops and says custom binary frp lock. Did u ever get yours sorted? I know my google account to login 2 it if i ever get the official rom back working, but trying odin and smartswitch restore im still stuck, just keeps failing, saying frp lock. Cant even get into recovefry mode to factory reset, didnt thiunk i had TWRP installed on it, but i must have. Anyway, if anyone can pls help me pls contact me here or at dcillusionz at proton dot me. Thanks.
PS - I tried downloading from SamFW and using Odin, but FAILED. Hoping u had some luck?

Sm-t280 frp locked binary

So long story short I was intoxicated and for some reason disabled OEM in debugging then sometime later I restarted my tablet to get the frp binary locked. It has a custom rom with twrp I absolutely need the data off of this tablet and the only way I see is to reinstall the default os through Odin but that wipes the device I need a method to get the data off of the tablet or a method to bypass frp entirely it would be mighty appreciated if I could have some help
Why don't you try a backup in TWRP?
Reinstalling the stock firmware with Odin won't wipe the device.
slop_me said:
So long story short I was intoxicated and for some reason disabled OEM in debugging then sometime later I restarted my tablet to get the frp binary locked. It has a custom rom with twrp I absolutely need the data off of this tablet and the only way I see is to reinstall the default os through Odin but that wipes the device I need a method to get the data off of the tablet or a method to bypass frp entirely it would be mighty appreciated if I could have some help
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Click to collapse
It's difficult to say if you can keep your data. The binary FRP lock is quite different that the average FRP lock that's associated with the Google sign in. Usually whenever you trip the binary lock it's because some firmware was installed such as a Root or a ROM that was flawed or invalid. It's an overstacking of binaries and therefore you get a "Custom Binaries Blocked by FRP Lock" notification. I've had this problem on another varient of the Tab A, the Galaxy Tab A6 SM-T580. I have found about four diferent variations of this. You may not have turned off OEM because in Binary lock it will act like you have. Possible reason to think that is the way it acts in Download Mode where you can't seem to flash anything especially the official firmware. Sound familiar?
Version 1. If you try to go to Recovery you get redirected to a screen similar to the Download Mode. In the upper left are red lettered "Custom Binaries Blocked by FRP Lock.. Download Mode is accessable but won't initialize when trying to flash stock firmware. Binary 4 FRP Unlock file was accepted and flashed in by Odin3. Stock firmware installs afterwards.
Version 2. Device is stuck in bootloop. "Custom Binaries Blocked by FRP Lock" appears on Logo screen. Recovery and Download Modes are so far, useless. Binary 4 FRP Unlock used, no positive results. Binary U 4 used. Positive result. Stock firmware flashed in afterwards.
Version 3. "Custom Binaries Blocked by FRP Lock" appears on Download Mode which either stalls right after or fails to initialize. Binary 4 FRP Unlock and Binary U 4 yeild no positive results. (This ones on it's way to me).
Version 4. "Custom Binaries Blocked by FRP Lock appears on Recovery Mode. Download Mode useless. I'm currently following this one.
Solution: I don't know if the one I have will work, they may be device specific. Research for a "SM-T280 Binary 4 FRP Unlock" which I couldn't yet find.
Casper Young said:
It's difficult to say if you can keep your data. The binary FRP lock is quite different that the average FRP lock that's associated with the Google sign in. Usually whenever you trip the binary lock it's because some firmware was installed such as a Root or a ROM that was flawed or invalid. It's an overstacking of binaries and therefore you get a "Custom Binaries Blocked by FRP Lock" notification. I've had this problem on another varient of the Tab A, the Galaxy Tab A6 SM-T580. I have found about four diferent variations of this. You may not have turned off OEM because in Binary lock it will act like you have. Possible reason to think that is the way it acts in Download Mode where you can't seem to flash anything especially the official firmware. Sound familiar?
Version 1. If you try to go to Recovery you get redirected to a screen similar to the Download Mode. In the upper left are red lettered "Custom Binaries Blocked by FRP Lock..
Solution: I don't know if the one I have will work, they may be device specific. Research for a "SM-T280 Binary 4 FRP Unlock"
But I couldn't find one.
Here's my post, it may help.
https://forum.xda-developers.com/general/help/custom-binary-blocked-frp-lock-2019-t3979661
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Nothing needs to be done except install the stock firmware.
The device hasn't been reset so no need for any kind of bypass.
FRP has kicked in purely because unsigned software is installed.
Replace the unsigned software with stock and it'll boot just fine. Data fully intact.
ashyx said:
Nothing needs to be done except install the stock firmware.
The device hasn't been reset so no need for any kind of bypass.
FRP has kicked in purely because unsigned software is installed.
Replace the unsigned software with stock and it'll boot just fine. Data fully intact.
Click to expand...
Click to collapse
I hate to argue with you but that wasn't so easy with mine. While in Binary FRP lock I, along with a few others that have the SM-T580 or the SM-T585 couldn't use Download Mode to flash in the official stock firmware. Trial and error followed. The solve was first I had to flash in the Binary FRP Unlock and then I could flash in the firmware. With another device the owner tried the Binary Frp Unlock which didn't fix it. Later he flashed in the U4 Binary and that worked for him. I passed the info along to some others in the same predicament and it helped them. So I don't know what to tell you but what you're stating is not always applicable.
Casper Young said:
I hate to argue with you but that wasn't so easy with mine. While in Binary FRP lock I, along with a few others that have the SM-T580 or the SM-T585 couldn't use Download Mode to flash in the official stock firmware. Trial and error followed. The solve was first I had to flash in the Binary FRP Unlock and then I could flash in the firmware. With another device the owner tried the Binary Frp Unlock which didn't fix it. Later he flashed in the U4 Binary and that worked for him. I passed the info along to some others in the same predicament and it helped them. So I don't know what to tell you but what you're stating is not always applicable.
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Click to collapse
Trust me, I have 3 of these devices. I've bricked them, frp locked them every possible way during development for this device.
The T580 is a different device and may be more difficult to bypass if and only if FRP has kicked in because of a device reset.
However for EVERY Samsung device that has simply had non stock software installed the only fix that's required is to install the stock firmware.
This is the case on all the Samsung devices I own and I have quite a few from lollipop to Pie.
ashyx said:
Trust me, [not happening!]I have 3 of these devices. I've bricked them, frp locked them every possible way during development for this device. [Well, umm. No, you haven't. And take a wild guess how many devices I have, like that matters.]
The T580 is a different device and may be more difficult to bypass if and only if FRP has kicked in because of a device reset. [Everytime you turn off the device it resets.]
However for EVERY Samsung device that has simply had non stock software installed the only fix that's required is to install the stock firmware. [You obviously have difficulties comprehending that I said otherwise]
This is the case on all the Samsung devices I own and I have quite a few from lollipop to Pie.
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Click to collapse
Wow, you're on a roll ain't ya? Hey ASHYX, dont misjudge me because of my stats you see here. Over a decade ago I was stacking ROMs into my HTC-G1. 3 decades ago I was an Electrical Engineer and Sonar Operator in the Navy. Let me tell you point blank, you're mistaken! Normally you would think you can just flash in stock OTA firmware into the device via Odin3 and you get to return to normal. Well that wasn't the solve for this. This was a new one to me also. If you think you're so right on what you say I'll be more than happy to point you in the direction of some XDA visitors, two of which are still Binary FRP locked. You can try telling them what you just told me and they'll probably call you a blooming idiot. No offense but you could try reading it properly which might help.
I said, [QOUTE] " While in Binary FRP lock I, along with a few others that have the SM-T580 or the SM-T585 couldn't use Download Mode to flash in the official stock firmware. [END QOUTE]
Take my word for it, the method you stated was already tried AND DID NOT WORK!
If you want to insist you're all that, here ya go, these people need your expertise in development
https://forum.xda-developers.com/ga...frp-locked-t3772512/post80420061#post80420061
Data loss when flashing stock firmware.
ashyx said:
Reinstalling the stock firmware with Odin won't wipe the device.
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Click to collapse
That depends on which stock firmware you're using. Typically what you get OTA (over the air) is the same as the 4File Official Stock Firmware. These are the 4 files that go into each section when using Odin3 to flash firmware. BL is for the Bootloader which controls security, start-up and recovery. AP is Android Partitioning, CP is Cellular Processor. Now let's talk about the CSC. file. The 4File contains two CSC files, one is listed as HOME CSC. If you flash the CSC file you will lose your App data. If you flash the HOME CSC you do not lose your App data.
Casper Young said:
That depends on which stock firmware you're using. Typically what you get OTA (over the air) is the same as the 4File Official Stock Firmware. These are the 4 files that go into each section when using Odin3 to flash firmware. BL is for the Bootloader which controls security, start-up and recovery. AP is Android Partitioning, CP is Cellular Processor. Now let's talk about the CSC. file. The 4File contains two CSC files, one is listed as HOME CSC. If you flash the CSC file you will lose your App data. If you flash the HOME CSC you do not lose your App data.
Click to expand...
Click to collapse
ashyx said:
Nothing needs to be done except install the stock firmware.
The device hasn't been reset so no need for any kind of bypass.
FRP has kicked in purely because unsigned software is installed.
Replace the unsigned software with stock and it'll boot just fine. Data fully intact.
Click to expand...
Click to collapse
Thank you for confirming I won't loss any data upon installing the original ROM I did just have a custom ROM installed I was super concerned that I would lose all the data upon installing the original ROM thank you so much <3
slop_me said:
Thank you for confirming I won't loss any data upon installing the original ROM I did just have a custom ROM installed I was super concerned that I would lose all the data upon installing the original ROM thank you so much <3
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Click to collapse
Depends on which custom rom you had installed? If it's stock based on lollipop then you should be fine. If its lineage then it may not boot without a data wipe.
ashyx said:
Depends on which custom rom you had installed? If it's stock based on lollipop then you should be fine. If its lineage then it may not boot without a data wipe.
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Click to collapse
Yeah it was just stock lollipop with a root. Will that cause an issue or am I good to continue?
ashyx said:
Depends on which custom rom you had installed? If it's stock based on lollipop then you should be fine. If its lineage then it may not boot without a data wipe.
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Props to you thanks for the knowledge it worked flawlessly I mean kinda half way through it did say erasing and I kinda **** the bed and got scared because I really needed the data off of there but my man you are right just flashing stock ROM worked flawlessly everywhere online says it will wipe the device but it didn't. Thank you so much for your fantastic help <3

SM-T590 frp bypass help

Sm-t590 on android 9 bought online and it's Google locked tried a few methods but cant seem to get around it...any help would be great.
https://drive.google.com/file/d/1XpSZC865lOFpf-7ClmUBu59XhWns-kQN/view?usp=sharing
mindlery said:
https://drive.google.com/file/d/1XpSZC865lOFpf-7ClmUBu59XhWns-kQN/view?usp=sharing
Click to expand...
Click to collapse
Hi! I've inherited a SM-T590 (among various other devices) from a deceased relative and try to figure out how to unblock them. I flashed the engineering image and turned on ADB but I don't see how to get rid of the FRP from there. What would be the next steps to disable the FRP entirely?
Thanks!
Once you flash the eng ROM, which you have, go into developer options and enable OEM unlock. Then factory reset within the settings. After that you can flash stock and frp will be disabled.
That worked! Thanks a lot!
Hello,
I know this thread is old. I have almost the same problem, except this is a familly kid who forget his lock screen password, and he used a dummy email adresse to create google account... And android version is 10, not 9.
So we did a factory reset from the recovery menu. But, now, we have to enter the google account, and of course, he doesn't remember.
I tried some (non trusted) tools as samsung frp tool, but not working. I tried a combination rom (i don't know if this is the good one), but in the download mode, the device tells me that :
frp is enabled, ignore pit download.
I tried to flash latest version 10 stock rom, but no change.
Is it worth to try to flash with a stock rom version 8 or 9 ? But to get these roms, i have to pay, but no garantie that this will work...
The device is not in debug mode, of course, and oem locked.
In the second post of this thread, there was a google drive link, but it's dead.
Do i have to put this galaxy tab a tm-t590 to the trash, or is there some hope to unlock it?
Finally did it.
I downgraded using odin in Android 9 using a stock rom, for 2.99$.
https://samfrew.com/fr/download/Galaxy__Tab__A__/gi1r/XEF/T590XXU3BSG3/T590OXM3BSG3/
I tried again samsung frp tool that I trust now .
I followed this video:
But the step *#0*# didn't work. So i tried to launch some apps from the web launcher.
I didn't remember exactly how I did it, but I succeded to create a new google account.
I restarted the device, and and i'm now in android. I activated debug mode and disabled oem mode.
I will try to flash something new and maybe alternative firmware.
I don't know which, but I will search here

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