Problems with phone after OTA update (FIXED!) - Samsung Galaxy S8+ Questions & Answers

Hello,
I wanted to share what I had to do in order to fix my phone after it took the July 27 OTA update. The update somehow corrupted my display and the white portions of the display were now pink and red. A google search has info and pics on this display problem so I won't elaborate on it. The first thing I tried was power cycling the phone, the red and pink remained. The next thing I tried was factory reset the device, that didn't work either. I simply wanted to revert back to the previous firmware and hopefully that would fix it. I liked the new firmware features, but that pink screen had to go! I foolishly flashed the US unlocked firmware (XAA) from SamMobile site with Odin. The pink screen probem was fixed but this definately was not the firmware that came on this phone. Gear VR didn't work, Samsung pay was borked, and there were all types of problems with the software.
At this point I called Samsung Tech Support. The guy was really nice and after a bit of explaining he offered to have the phone flashed at no cost to me. However I would have to send the phone in to be repaired and I would be without my device for a week at least, maybe 2 weeks. I thanked him and hung up. Why couldn't he simply make the firmware available to me so I could fix this without having to send it in and be without my phone for over a week. Not really a acceptable solution. I went online and did some reading. That's when I found the fix!
To anyone who is having problems and would simply like to get back to original factory firmware Samsung has a program called " Smart Switch ". It's available as a App for your phone or as a PC software program. The phone app helps sync devices, but the PC program can do much more. I'm not going to go over in detail how to use the software because a google search has videos and tutorials on how to use it. For me I was able to enter my phone model and serial number and Smart Switch went and downloaded the "correct factory firmware" and installed it to my phone. Now I have the latest firmware (7/27) full factory install and the pink / red display problem is gone. So what I'm getting at is if you are having problems after taking the OTA update like I did, you can try using Smart Switch and install the complete factory firmware from scratch to your device. Make sure to follow instruction on how to use the program, I had to put the phone into download mode for it to work for me. Also be sure you understand about "Google lock" before flashing your phone. This program claims it can un-brick a Samsung phone, and will also over-write a rooted phone to get it back to stock. I'm sure Smart Switch has been discussed before, but for a new Samsung user (like myself) it sure got me out of a bind!

Related

Samsung Focus stuck on Omnia ROM

So let's start this thread by saying I was stupid.
In my desperation to upgrade my ROM I went and flashed my Focus with the new Omnia engineering rom. Stupid yes but it flashed. The reason I did it was non of the Samsung focus retail Roms would flash with the WP7 flashing tool not even the jK2 ROM. Which is suppose to be the basic 7004 ROM.
Every time I flashed it would say "This Rom does NOT match the device" or "this device is NOt retail."
So let me just state I had the "RTM Mango" flash on my device already flashed and worked. I was trying to upgrade the firmware and radio stacks. The phone aways worked and was NOT a demo device.
I have tried to flash:
1. jK2 stock Rom same error as above
2. Rom for v1.4 won't work same error as above
3. Rogers Rom on my AT&T focus same error as above.
Basically the only rom that flashed was the engineering rom for the Omnia.
Now the phone boots (with a Omnia splash screen ) I can get it to download mode I can even use the phone just none of the buttons work! I really just want to get a Samsung focus rom back on don't care if it's not Mango at the moment.
My questions:
1. Anyone got an engineering rom for the focus seems to be the only Roms that can load on my device
2. Anyone got some advise to get it back to a Samsung focus rom?
I know I shouldn't have but it's done and can't cry over spilt milk.....
I would really appreciate the help.
I'm not sure what you mean by Jk2's rom, but have you tried the 1.3 version, not rogers?
http://forum.xda-developers.com/showthread.php?t=1131022
this thread has rogers, att 1.4 and att 1.3, all for focus. Ive successfully flashed my 1.3 focus several times. Also, in this thread they talk about how flashing 1.4 is always iffy.
Best way to get back to a Focus ROM is probably to restore a backup that was taken when you upgraded the phone. I hope you can still connect the phone to the Zune software? If so, try that.
The Omnia has physical buttons, the Focus uses capacitive buttons only (for the front three). I'm not surprised the drivers are different.
Did you by any chance use a hack to get NoDo on the phone? The "debranding" hack shouldn't prevent flashing, but will result in you receiving a different ROM from the upgrade servers than was quite meant for your phone. Chris Walsh's update hack did not install the full set of update packages it should have, resulting in what has become known as a "Walshed" phone. Walshed phones, because they're kind of partway between updates, can't receive further updates. A tool was later released to fix a Walshed phone.
The fact that the Focus ROMs wouldn't flash but the Omnia onw would is quite odd; I'm not sure what would cause that.
If at all possible, I recommend restoring your phone to a retail configuration using a Zune backup, and them trying the official update path again. Only once you've exhausted your options there should you try anything else.
GoodDayToDie said:
Best way to get back to a Focus ROM is probably to restore a backup that was taken when you upgraded the phone. I hope you can still connect the phone to the Zune software? If so, try that.
The Omnia has physical buttons, the Focus uses capacitive buttons only (for the front three). I'm not surprised the drivers are different.
Did you by any chance use a hack to get NoDo on the phone? The "debranding" hack shouldn't prevent flashing, but will result in you receiving a different ROM from the upgrade servers than was quite meant for your phone. Chris Walsh's update hack did not install the full set of update packages it should have, resulting in what has become known as a "Walshed" phone. Walshed phones, because they're kind of partway between updates, can't receive further updates. A tool was later released to fix a Walshed phone.
The fact that the Focus ROMs wouldn't flash but the Omnia onw would is quite odd; I'm not sure what would cause that.
If at all possible, I recommend restoring your phone to a retail configuration using a Zune backup, and them trying the official update path again. Only once you've exhausted your options there should you try anything else.
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Click to collapse
Firstly thank you for the time you took to reply.
Yes the history of this device is quite a lengthy one. I did do a NODO hack to get it to NODO. I then used the internal MS bits leaked to the net to force it to Mango. I was picking up some funnies like no matter how quick or soft I pressed the back button it would go into multi tasking making the phone impossible to use.
So I looked and researched and found my firmware, bootloaders etc were way out of date. I flashed the Omnia rom onto the Focus in hope that it was the same phone but alas its to late now......
Ok so when I connect it to the PC Zune picks it up all dandy but as a new phone - Omnia not my old focus. Is there a way to trick it into thinking its my Focus?
The phone functions in the sense that it boots, I can use it just don't have any buttons to use it with. All the screen functions work perfectly.
I will download Walsh tool to un Walsh the phone and try again...
I really appreciate the help!
I don't think you can "trick" it into seeing it as your Focus, because from a software perspective, it just isn't. However, the restore points (backups) are tied to the hardware, not the software. To see if you can restore one, first check in Window Explorer at the path %localappdata%\Microsoft\Windows Phone Update\ and see how big the contents of that folder are. There should be hundreds of meg to a few gigs, depending on how big the backup is.
Now, that's only going to be the most recent restore point. If you made backups of your earlier restore points, you can send the phone even further back, hopefully to before quite so many things get messed up. However, each time you do an update with Zune it overwrites the location where the previous restore point was. Note that if you installed any updates through a mecanism other than Zune, for example usign the WPSHIFT tool that was used for the beta, it probably took a backup but might have put it in a different location (often in TEMP, which hopefully you haven't cleaned out).
If you have Volume Shadow Copies enabled on your PC (Vista/Win7/any recent Server), you may be able to use the Previous Versions feature to pull an older restore point than the most recent one, or to recover a restore point if it was deleted for some reason. Be careful, though - old shadow copies are deleted as space is needed for other things, but they aren't deleted atomically; it's possible you'll pull only half of an old restore point or something equally silly (they're made up of hundreds or thousands of small files).
Once you've got your restore point, I strongly recommend making a backup of it by copying the folder! Then, connect your phone and start Zune, and go to Settings -> Device -> Update. It'll probably say there aren't any updates available, that's fine. In the same part of the window where it says that, though, there should be an option to restore a backup (it'll give the date of the backup and a restore button). If that button isn't visible, re-copy the restore point over the location where Zune expected to find it (%localappdata%\Microsoft\Windows Phone Update\), and check for updates again.
As for the un-Walshing tool, it probably won't do anything on your OmniaFocus. It may fix the problem if you successfully use a restore point (and get back to a pure Focus), though. There's a good chance that the last restore point you have will be from right before you began the Mango update process, in which case your phone will be back in its Walshed state, ready for un-Walshing using the tool.
I hope that helps. If you do decide to try flashing again (if you don't have a restore point, this is probably the only option), make sure you're using a ROM for your hardware revision of the Focus. There are two, the 1.3 revision (the first one released), and the 1.4 revision (released later, identical except it uses a different Flash memory chip internally and therefore has different drivers). If you bought your phone any time in 2011, it could be either a 1.3 or a 1.4. There are a few ways to check, but one of the best (since your software is currently messed up) is to look under the battery. There's a sticker that should say soemthing like "rev1.3/rev1.4". You need to match that revision number when selecting a ROM to flash, or (even if it works) you wouldn't be able to access the phone's internal storage.
It seems a little unlikely to me, but it's possible that Walshing your phone made it report itself as an Omnia, thus the reason you could flash that ROM (but not the Focus ones). I'd expect that to be based on lower-level hardware checks, though.
GoodDayToDie said:
I don't think you can "trick" it into seeing it as your Focus, because from a software perspective, it just isn't. However, the restore points (backups) are tied to the hardware, not the software. To see if you can restore one, first check in Window Explorer at the path %localappdata%\Microsoft\Windows Phone Update\ and see how big the contents of that folder are. There should be hundreds of meg to a few gigs, depending on how big the backup is.
Now, that's only going to be the most recent restore point. If you made backups of your earlier restore points, you can send the phone even further back, hopefully to before quite so many things get messed up. However, each time you do an update with Zune it overwrites the location where the previous restore point was. Note that if you installed any updates through a mecanism other than Zune, for example usign the WPSHIFT tool that was used for the beta, it probably took a backup but might have put it in a different location (often in TEMP, which hopefully you haven't cleaned out).
If you have Volume Shadow Copies enabled on your PC (Vista/Win7/any recent Server), you may be able to use the Previous Versions feature to pull an older restore point than the most recent one, or to recover a restore point if it was deleted for some reason. Be careful, though - old shadow copies are deleted as space is needed for other things, but they aren't deleted atomically; it's possible you'll pull only half of an old restore point or something equally silly (they're made up of hundreds or thousands of small files).
Once you've got your restore point, I strongly recommend making a backup of it by copying the folder! Then, connect your phone and start Zune, and go to Settings -> Device -> Update. It'll probably say there aren't any updates available, that's fine. In the same part of the window where it says that, though, there should be an option to restore a backup (it'll give the date of the backup and a restore button). If that button isn't visible, re-copy the restore point over the location where Zune expected to find it (%localappdata%\Microsoft\Windows Phone Update\), and check for updates again.
As for the un-Walshing tool, it probably won't do anything on your OmniaFocus. It may fix the problem if you successfully use a restore point (and get back to a pure Focus), though. There's a good chance that the last restore point you have will be from right before you began the Mango update process, in which case your phone will be back in its Walshed state, ready for un-Walshing using the tool.
I hope that helps. If you do decide to try flashing again (if you don't have a restore point, this is probably the only option), make sure you're using a ROM for your hardware revision of the Focus. There are two, the 1.3 revision (the first one released), and the 1.4 revision (released later, identical except it uses a different Flash memory chip internally and therefore has different drivers). If you bought your phone any time in 2011, it could be either a 1.3 or a 1.4. There are a few ways to check, but one of the best (since your software is currently messed up) is to look under the battery. There's a sticker that should say soemthing like "rev1.3/rev1.4". You need to match that revision number when selecting a ROM to flash, or (even if it works) you wouldn't be able to access the phone's internal storage.
It seems a little unlikely to me, but it's possible that Walshing your phone made it report itself as an Omnia, thus the reason you could flash that ROM (but not the Focus ones). I'd expect that to be based on lower-level hardware checks, though.
Click to expand...
Click to collapse
Thank you for the reply!
So looks like I am screwed. I looked for the backup and nothing on my machine even tried volume shadow copy and nothing in the Windows Phone Update folder.
I might have to try create a USB JIG to force a flash onto the phone. That should work right? That should flash which ever ROM I like regardless of the checks that things like WP7 Downloader do?
I would appreciate the guidance before I go ahead and build the USB JIG.
PS _ Anyone know what files are inside the backup folder maybe I can search windows for those and find the back up folder somewhere
The updates are usually stored here:
"C:\Users\%YOUR_USER%\Local Settings\Microsoft\Windows Phone Update\"
Either search for a "RestorePoint" folder (without quotes) or "Data.0.dat" "Data.1.dat" etc files
EnderPsp said:
The updates are usually stored here:
""
Either search for a "RestorePoint" folder (without quotes) or "Data.0.dat" "Data.1.dat" etc files
Click to expand...
Click to collapse
THANKS so much I FOUND a backup C:\PreMangoState
This is when I did the Mango upgrade using the "MS internal leaked" files.
Going to try this.
I am going to suggest you try the engineering ROM for the Samsung Focus: http://forum.xda-developers.com/showthread.php?t=1045968
day2die said:
I am going to suggest you try the engineering ROM for the Samsung Focus: http://forum.xda-developers.com/showthread.php?t=1045968
Click to expand...
Click to collapse
THAT WORKED YOU ROCK
Now can I ask why only engineering ROM's are working and will I be able to get it to MANGO?
myphonerules said:
THAT WORKED YOU ROCK
Now can I ask why only engineering ROM's are working and will I be able to get it to MANGO?
Click to expand...
Click to collapse
So as soon as I plugged it in Zune found the phone and upgraded all the upgrades all the way to mango
Thank you once again. Do you know what the latest GSM firmware is?
I have similar problem except mine is stuck on the samsung logo screen so cannot connect to zune.
I am trying to flash this engineering ROM that seemed to work for you, but it keeps saying Error!! "This Device does NOT match with selected binary. Downloader will NOT do anything" and thus the flash will nto complete.
Any suggestions?
neibl said:
I have similar problem except mine is stuck on the samsung logo screen so cannot connect to zune.
I am trying to flash this engineering ROM that seemed to work for you, but it keeps saying Error!! "This Device does NOT match with selected binary. Downloader will NOT do anything" and thus the flash will nto complete.
Any suggestions?
Click to expand...
Click to collapse
Have you tried the retail roms (check the general forum there is a sticky with the retail roms) if you getting the error "This device does not match with the selected binary" with the flasher it could be one of two things:
1. Your device is not an engineering device and you need to use the right retail rom.
2. Which version of the WP7 Downloader tool are you using 7.05, 7.21 or 7.41?
For the retail ROM you should use 7.05
For the engineering ROM you should use 7.41.
7.41 comes with the new leaked Samsung OMNIA 7 ROM (Do a search for that rom) DO NOT FLASH (like I did ) the OMNIA ROM onto your focus it will not work.
The other question is if your phone is stuck on the "SAMSUNG" screen can you get it into DOWNLOAD mode (Turn the phone off, then hold CAM + VOL DOWN and POWER) It should then turn on and go into DOWNLOAD MODE. The WP7 tool will only see the phone is in DOWNLOAD MODE. From what you telling us with the error above you are getting into DOWNLOAD MODE but just confirm.
IMO if you can still get into DOWNLOAD MODE not all is lost.
I already have flashed the omnia ROM onto my phone that is why I am in this problem. I have reflashed the focus ROm but it is frozen on the logo screen no matter what I do.
Seems like this engineering ROM fixed it for the lad who created this post, so I might give it a try, what do you think?
Yes I can get the phone into download mode & also the format mode (it doesn't do anything though), I cannot connect the phone to zune because it freezes on the logo screen before launch. Also I have 7.03, 7.05, & 7.21 and have tried all of them thus far, did not know of the 7.41.
So 7.41 and flash the engineering rom? It sounds like you have some ideas, please share it would be greatly apreciated.
neibl said:
I already have flashed the omnia ROM onto my phone that is why I am in this problem. I have reflashed the focus ROm but it is frozen on the logo screen no matter what I do.
Seems like this engineering ROM fixed it for the lad who created this post, so I might give it a try, what do you think?
Yes I can get the phone into download mode & also the format mode (it doesn't do anything though), I cannot connect the phone to zune because it freezes on the logo screen before launch. Also I have 7.03, 7.05, & 7.21 and have tried all of them thus far, did not know of the 7.41.
So 7.41 and flash the engineering rom? It sounds like you have some ideas, please share it would be greatly apreciated.
Click to expand...
Click to collapse
Ok so you need to download the latest Samsung Omnia 7 ROM it will have the WP7 Downloader 4.21. Thats the only one that will flash the engineering ROM onto the device.
Zune will not pick up the phone till it completely boots so Zune wont help you in this case. You have to try and fix it using your WP7 downloader(s).
This is the link I used to get the Downloader: http://www.mobiletechworld.com/2011/10/15/update-your-samsung-omnia-7-to-the-latest-i8700xxki3-firmware-now/
Good luck!
Engineering ROM did not work, still frozen on samsung logo screen, something is definitely broken on the phone that will not let it get past this point and I have no idea. Seems like no one else knows either as no one has been able to solve this for over 7 months.
If anyone thinks they can solve this please suggestions are welcomed. If you need more details please let me know. If someone can fix this I'd be willing to paypal them real cash no joke.
Much thanks to myphonerules for helping!
If I call samsung and complain will they tell me i'm out of luck? I got the phone off ebay so its not covered by anything.
neibl said:
Engineering ROM did not work, still frozen on samsung logo screen, something is definitely broken on the phone that will not let it get past this point and I have no idea. Seems like no one else knows either as no one has been able to solve this for over 7 months.
If anyone thinks they can solve this please suggestions are welcomed. If you need more details please let me know. If someone can fix this I'd be willing to paypal them real cash no joke.
Much thanks to myphonerules for helping!
If I call samsung and complain will they tell me i'm out of luck? I got the phone off ebay so its not covered by anything.
Click to expand...
Click to collapse
You sure you don't have a DEMO phone? Has it ever worked on a GSM network?
No its not a demo phone, i used the phone with my AT&T SIM card for few days. Then i put in a 32mb microsd card and after 24 hours it reset into a gimped mode with only 15 mb where i couldn't do anything and had no at&t apps on it strangly also. I flashed the samsung omnia 7 ROM onto the phone and would not load past the omnia 7 load screen. Then I flashed the focus ROM (it wasn't available originally) back and it would not load past the samsung screen. By this point I really just think the phone is completely done.
Any suggestions? or think its garbage?
I'm debating buying a focus with broken screen off ebay and using the screen from this one to replace it and bam pretty much new phone.
Is there a way to get a convert a non retail focus to retail? Is there a retail ROM available for the focus that can be flashed on the non retail version?

[Q] Help - Verizon 4.0.4 OTA - Galaxy Nexus

The 4.0.4 OTA update was waiting for me when I woke up this morning. I started the install but when it went to reboot it hung up with a picture of the Android man on his back with a red error/warning triangle.
I haven't done anything with it, hoping someone might be able to help me out.
The phone is rooted but running 4.0.2 stock rom. the battery was a little low when i started the install, but i plugged it in before starting.
Thanks in advance for help,
jvoosh
the reason is that your phone is rooted ,so ... if you want OTA ,you had better unroot you rom or ruu
so can I hard reset the phone (pull the battery) without screwing anything up and then figure out how to unroot the phone?
thanks for your help,
j
Ditto
I'm in exactly the same boat, and hope someone answers this before I try a battery pull.
EDIT: I read around and found some people describing our situation, and mentioning that they did battery pulls to no avail. So I did, and nothing broke. However, the update didn't go through, and now I'm trying to figure out why this happened.
Same issue
I'm having the same issue. Phone got the IMM76k update, and after downloaded, was prompted to restart and install. So i did, gets through part of the install, and then goes to the android man on his back with a red exclamation mark. Have tried multiple times, all to no avail. Now, when I click check for update, it says system up to date, but still on 4.0.2.
Non-rooted, bootloader unlocked...anyone have any luck fixing this?
After downloading update, get Android man on back with red exclamation point
I'm having some difficulty getting the update to install, along the lines of some of the comments posted before mine:
I was able to force download the OTA update (IMM76K) according to the instructions on this original post. (It took a few tries, but eventually worked.)
I select the "Restart & Install" option (which is the only option available to me), and it restarts.
I get the relatively familiar Android man with his blue-green glowing polyhedron wireframe guts spinning, and a progress bar beneath him. After getting through what looks like about 20%, it slows down significantly, and I get the Android man on his back with a red exclamation point above him where the polyhedron used to be. I don't recall seeing any specific error message any of the three times that I tried this. (The first time, I did a battery pull; the second and third times, I just waited, and it eventually restarted on its own.) Needless to say, I'm still on 4.0.2.
I'm afraid I'm not very familiar with different version names and so forth (e.g,. I don't know what yakju is), but this was a phone that Verizon sent me in December 2011 here in the US.
Here's the information from my "About phone" page:
Model number: Galaxy Nexus
Android version: 4.0.2
Baseband version: I515.09 V.EK05 / I515.EK02
Kernel version: 3.0.8-gaaa2611 [email protected] #1
Build number: ICL53F
When I first got the phone, I immediately unlocked the bootloader and rooted it. I did NOT install a custom recovery, nor did I install any custom ROM.
It sounds like there might be some kind of validation error, but I do not recall doing anything that would make my OS non-stock, except perhaps side-loading Google Wallet, but since that doesn't even require root, I can't imagine that it would have any effect. My Superuser app shows only the following apps to have ever used root permissions: BusyBox Free, Secure Settings, Superuser, Terminal Emulator, and Titanium Backup. I've only used BusyBox and Secure Settings with Tasker to automate certain tasks, but nothing crazy! Mostly, I just need root for Titanium Backup. (I cannot recall exactly what I restored from my stock Gingerbread Droid X, but I was very careful to only restore apps and their corresponding app data--and I avoided restoring any Google-provided apps.) Even my tethering is done through an app not requiring root (SVTP).
Any advice (not requiring that I do a factory reset or flash a custom recovery or ROM) would be greatly appreciated! I'd also like to hear about people who have similar circumstances, but didn't have problems updating (so that I can rule out various factors).
Thank you in advance!
same exact issue here.
A "solution", albeit less than ideal
The OTA update eventually came to my phone naturally, and it still didn't work. (No surprise there.)
I called up Verizon tech support, and they had me do the Google Services Framework workaround to try to force the update again. Of course, it didn't work.
They said "We're going to need you to reset your device." (i.e., to factory default).
I told them that was wholly unacceptable, since I want to make sure that all my settings are preserved. (I'm kind of obsessive compulsive about things being set the way I like them, and Titanium Backup, as great a program as it is, has sometimes caused some trouble for me when restoring system settings, and especially since I'd be doing a restore after upgrading the OS, I was nervous about that option.)
Verizon got Samsung on the phone. They had no advice except "We're going to need you to reset your device." Both the Verizon rep and I told him that wasn't acceptable.
So Verizon's "solution" was to send me a new device, allow me five days to get everything transferred over, and then have me return the old device.
Up side: In case there was something wrong with my hardware or something else got messed up, I get a new device that I can get set up with the exact same settings as the old one.
Down side: The "new device" is refurbished, so there could potentially be some kind of baggage.
The "new device" came with 4.0.2. I booted it up without the SIM card, skipped all the logging in to Google, and immediately started going through the steps to unlock the bootloader and root the device. (I used the Galaxy Nexus Root Toolkit, which worked like a charm on a 64-bit Windows 7 machine I had lying around.) After unlocking and rooting, I logged into the device with my Google credentials and let it restore my settings and apps that I had downloaded from Google Play.
Then, it notified me that the 4.0.4 (IMM76K) update was available, so I installed that, and it worked without a problem.
Then, I installed the SIM card and got the new device activated through Verizon's website for activation.
Then, with both devices side by side, I went through every phone setting and made sure it's what I wanted, I made sure every app was installed (and if it was a non-Google Play app, I restored it through Titanium Backup), and I restored data for apps that don't store their data in the cloud (e.g., various games) through Titanium Backup. (I made a backup of my old device with Titanium Backup and transferred it over to the new device after getting the new one up and running.)
Everything seems to be working just fine, and the "new device" runs a bit faster and smoother than the old device, and that's with both devices rebooting and then going through the exact same "click paths", side by side.
So it's a bit of a hassle, but everyone who has a Galaxy Nexus should still be under warranty, so if you're polite with your Verizon tech support representative, they may be willing to help you out.
Verizon can sometimes be infuriating with their update release schedule and keeping their customers informed, but they sure do a good job accommodating their customers in other ways.
I realize this isn't really a "solution" to the Android man on his back problem, but this seemed to be the path of least resistance for me, and I'm pretty happy with the outcome so far. (It's been less than 24 hours since I got the "new device" set up!)
Other things I realized I should have tried (and still may, before I wipe my phone and send it back):
- uninstalling BusyBox (through the app itself, since it makes modifications to the system) and Secure Settings
- unrooting
Good luck!
My friend who has a nexus has his bootloader unlocked and CWM on it. He got the OTA today on his way into work and like you guys, he has a broken android when he boots up. We can get into CMW but we are unable to mount his internal SD storage onto our computer and he has no ROM zips on his phone. Any advice as to how to get his phone up and running?
Will wiping the system/data fix it? Is there a way to get a ROM like AOKP onto the device outside of CWM?
Edit: After several reboots it decided to just boot into the stock ROM. Really strange. Anyhow, flashed AOKP and all is well now.

[Q] Got Galaxy S6 live demo unit. Model no. SM-G920X. Need help

Anyone else have one? I want to completely remove the demo software and use it as a tablet. Now please note I am looking for an answer that puts the instructions in steps like you're talking to a baby. Assume I have no experience in any of this. I also only want answers from people who have been successful at doing this and own the device.
Also I want to know: are the specs of a demo unit exactly the same as the normal retail version?
Build number if needed is: LRX22G.G920XXXU1AOD7_LLK
Bought in the UK.
So far I've turned the demo stuff off as far as I can. I entered the password 5444 and whatnot to disable it.
Also:
Fast charge doesn't seem to work. Charges quite slowly.
I get this error when I try to install certain apps: unknown error -501.
lite426 said:
Anyone else have one? I want to completely remove the demo software and use it as a tablet. Now please note I am looking for an answer that puts the instructions in steps like you're talking to a baby. Assume I have no experience in any of this. I also only want answers from people who have been successful at doing this and own the device.
Also I want to know: are the specs of a demo unit exactly the same as the normal retail version?
Build number if needed is: LRX22G.G920XXXU1AOD7_LLK
Bought in the UK.
So far I've turned the demo stuff off as far as I can. I entered the password 5444 and whatnot to disable it.
Also:
Fast charge doesn't seem to work. Charges quite slowly.
I get this error when I try to install certain apps: unknown error -501.
Click to expand...
Click to collapse
If it's a live demo unit it's probably crippled in most ways. Wifi, Fast Charging, Cell Radio, things like that are all probably affected by this. Live demo units are primarly there to show a "finished" product. It's there to show of how pretty the exterior of the phone and the screen. Maybe the camera. But it's probably a pre-release version. You're going to have a bad time trying to make it work for your needs. Best of luck.
Thanks but I'm looking for help from people who have the demo unit. I have a galaxy s4 demo unit as well and it's fine, had no problems
OT why are u fun of getting demo units, aren't these supposedly be for demo purposes only?
Why not get the retail and get rid of issues. If u bought it then you should be getting a retail/production phone than demo UNLESS you paid it for less ... Lol
Sent from my SM-G920F using Tapatalk
Yes I bought it for 1/3 the price of the normal phone, and I don't need the phone features. I am asking how I can completely remove the demo software. I prefer someone who already owns it and has tried it, to answer.
I've bought the same. mine is clearly removed from display because it's had a bash. So I think it shouldn't be a problem.
I've been trying for the last couple of hours. Can you get yours to be recognised by odin? I couldn't at all.
I turned developer mode on to use adb sideload but it has been no use. the device says everything has the wrong footer and validation denied.
what else do you have besides 5444? That's the first I've heard of that.
Hey Quarzar, the other password needed to turn disable factory reset off is M729Q16K8546, after you've entered 5444 to enter the Samsung Retial software. But even after factory reset I'm stuck with the demo software. I haven't tried Odin, will have a look. I don't want to flash something and risk bricking it.
Quatzar can you try something? Can you try installing 3DMark and run the ice storm unlimited benchmark on your demo unit and tell me what you get?
I would love to but I went looking for what you'd used. found the factory reset code. wiped.
signed in including the fingerprint thing. Samsung installed a software update even though I didn't sign in for samsung. wouldn't let me cancel it. It auto rebooted. Now I can't unlock the damn thing. It knows it should check for thumb prints. won't do it. There is a backup password thing but it won't let me use it.... I'm locked out.
It might be deliberate.
Darn that is annoying, so glad I never tried the fingerprint thing now. It auto installed two updates for me as well without asking me
Easy easy dude
Hi, look its very simple!
You have to ROOT your device, then istall Titanium Backup on it and the open up the Programm and through its options you can UNINSTALL anything you want, even the retail software! Thats it:good:
lite426 said:
Anyone else have one? I want to completely remove the demo software and use it as a tablet. Now please note I am looking for an answer that puts the instructions in steps like you're talking to a baby. Assume I have no experience in any of this. I also only want answers from people who have been successful at doing this and own the device.
Also I want to know: are the specs of a demo unit exactly the same as the normal retail version?
Build number if needed is: LRX22G.G920XXXU1AOD7_LLK
Bought in the UK.
So far I've turned the demo stuff off as far as I can. I entered the password 5444 and whatnot to disable it.
Also:
Fast charge doesn't seem to work. Charges quite slowly.
I get this error when I try to install certain apps: unknown error -501.
Click to expand...
Click to collapse
Ok back awake now.
If anybody gets locked out, just use android device manager in a browser and wipe the device.
If you download this.
https://download.chainfire.eu/733/CF-Root/CF-Auto-Root/CF-Auto-Root-zeroflte-zerofltexx-smg920f.zip
Extract it. There is a copy of Odin in there and the file you need to flash with Odin.
Run Odin. The window will open....
Shutdown the demo unit. Then hold down down+home+power until the logo "demo unit" etc comes on.
It will go into the warning page. Press up to put it in download mode.
Connect your computer to the unit with the USB.
But my guess is of yours is the same as mine Odin won't recognise the unit.
Does Odin show a blue/green bar?
Does text come up in the message window?
If it does find the zip file that came along with Odin inside the original file I linked. Put it in the box that says PDA (or its PA now I think from memory they relabelled it.)
Press start.
I bet it doesn't work and nothing will change.
erobiemo said:
Hi, look its very simple!
You have to ROOT your device, then istall Titanium Backup on it and the open up the Programm and through its options you can UNINSTALL anything you want, even the retail software! Thats it:good:
Click to expand...
Click to collapse
Please can you show me how to root it in baby steps? The most important thing is, have you done it yourself on a galaxy s6 demo unit? I don't want to follow a procedure for the normal s6 and then end up bricking my device.
quatzar said:
If you download this.
https://download.chainfire.eu/733/CF-Root/CF-Auto-Root/CF-Auto-Root-zeroflte-zerofltexx-smg920f.zip
Extract it. There is a copy of Odin in there and the file you need to flash with Odin.
Run Odin. The window will open....
Shutdown the demo unit. Then hold down down+home+power until the logo "demo unit" etc comes on.
It will go into the warning page. Press up to put it in download mode.
Connect your computer to the unit with the USB.
But my guess is of yours is the same as mine Odin won't recognise the unit.
Does Odin show a blue/green bar?
Does text come up in the message window?
If it does find the zip file that came along with Odin inside the original file I linked. Put it in the box that says PDA (or its PA now I think from memory they relabelled it.)
Press start.
I bet it doesn't work and nothing will change.
Click to expand...
Click to collapse
Hi Quatzar, yes Odin recognises it I think. It says 'added!!' and the blue bar under ID:COM. When I plugged the S6 in at first it did have to download 'Serial Gadget' update and Samsung something. But I don't want to flash anything until someone else has already tried it and succeeded, in case it ends up going wrong.
quatzar said:
Ok back awake now.
If anybody gets locked out, just use android device manager in a browser and wipe the device.
Click to expand...
Click to collapse
Oh man! So simple,so genius.
Thanks for saving my day.
RESPECT :highfive::good::laugh:
anything new here ?
Sadly no, I'm just gonna try and sell mine.
£160 if anyone is in London and can collect it. It's a white version.
S6 edge Demo
Hi.I have an s6 edge demo unit bought from someone without knowing.the problem is that the phone is locked on first screen displaying samsung retail mode and service running and at the bottom of the screen says BACKUP PASSWORD.i can t get pass this screen under any circumstance.i can t acces the menu and nothing else.i tried to reset and wipe it but it comes to the Same screen.also tried to install other firmware but even if odin recognise my device when trying to install it fails.someone knows a firmware that works?any advice pls
quatzar said:
If you download this.
https://download.chainfire.eu/733/CF-Root/CF-Auto-Root/CF-Auto-Root-zeroflte-zerofltexx-smg920f.zip
Extract it. There is a copy of Odin in there and the file you need to flash with Odin.
Run Odin. The window will open....
Shutdown the demo unit. Then hold down down+home+power until the logo "demo unit" etc comes on.
It will go into the warning page. Press up to put it in download mode.
Connect your computer to the unit with the USB.
But my guess is of yours is the same as mine Odin won't recognise the unit.
Does Odin show a blue/green bar?
Does text come up in the message window?
If it does find the zip file that came along with Odin inside the original file I linked. Put it in the box that says PDA (or its PA now I think from memory they relabelled it.)
Press start.
I bet it doesn't work and nothing will change.
Click to expand...
Click to collapse
After flashing this file my demo live unit stuck on Samsung logo, any help please

unknowingly bought a rooted G Flex 2 LSS996

Hello everyone,
Around the black friday weekend, I have purchased a LG G Flex 2 LSS996 on a ebay store. It was unlocked and worked as advertised on 5.1.1.
I could never install any android or firmware updates, which didn't bother me until I also got the throttling/ overheating problem. That's when I noticed that the phone actually is rooted. I wish to upgrade my Android now, which is why I am thinking of unrooting the phone. I thought of ROMs as well, but I haven't found any and I don't have the time and knowledge for ROMs or Xposed Framework.
I'm not sure why or how this phone was rooted, but I fear it has something to do with the carrier unlock since it is a LSS996 for Sprint. Because I want to use this phone outside of the US, the phone would be unusable for me in case the phone gets the carrier lock again if I unroot. Would this be the case?
I'd be happy about any reply! Thanks!
EDIT: still looking through this forum.
Just found this: http://forum.xda-developers.com/g-flex2/help/managed-to-gsm-ls996-awaited-apn-t3090484
Meaning that the seller probably did the same thing right? Will unrooting lock the phone again? I'm not sure what exactly what unrooting does to the phone in regards to these files. I would unroot via SuperSU
Some other things worth mentioning:
- The "hands-free activation" (not sure what it's called in English, I use the phone in German), which starts on every phone start up, never finishes properly. I can let it run through its 5 cycles or press activate, either way it fails.
- When I press "activate this device" in the system settings, a black screen with "self service" on top opens and the immediately closes.
- When I want to update PRL, profile or firmware in system settings -> software updates, I always get an authentication error.
Other than that and the throttling/ overheating issue, the phone works just fine.
I also have the same device. The phone is rooted because someone modified system files to unlock it. You can flash an unrooted system image for your software version and update the phone, and you wont lose carrier unlock. The things you have mentioned are normal for such a device, since it is not unlocked by Sprint.
Thanks for the reply!
How do you suggest flashing? I'm not finished researching, but so far flash fire looks like the most convenient option.

Cant seem to bypass FRP on Samsung Galaxy S7 Edge no matter what I try

I purchased a Samsung Galaxy S7 Edge from a guy off ebay with smashed the screen for a cheap price and recently took it to my local Official Samsung repair shop who repaired it for a reasonable price. I turned the phone on and it had all of the other guys personal stuff on the phone and he had a screen lock on there that I didn't know how to unlock so I did a factory reset in recovery without realising about FRP. When the phone rebooted I get the google screen asking me for the original google account credentials. I have tried contacting him and getting no joy. I have tried all of the methods in youtube but as the phone has the December 2016 security update none of them seem to work. When I plug the phone into my PC windows just says the USB device has malfunctioned and does not connect. I have installed the full Samsung USB drivers but the PC still doesn't recognise it. Could the fact it is not recognised be due to the google frp or could it be to do with the fact the phone could still be damaged from when it was dropped. Im not fussed about the USB port in normal use but it appears the only method to bypass the FRP is via the USB and using one of those methods. Can anyone help please?
I had the same problem and from my understanding all the methods are blocked now I'm trying to find out if theres a way that i just havent figured out yet i've book marked your question and will keep checking back to see if you have had any help
I know it is a tricky subject as I could be in possession of a stolen phone in which case I am rightly being locked out of it but I have the receipt to prove I have purchased it which I am willing to show to anybody who might know a way around it.
Have you tried putting it in download mode then using emergency recovery on Smart Switch?
Yes tried that earlier. Smart Switch doesn't recognise it. Just stays on the screen telling me to connect the phone even though I already have. When I plug the phone into the laptop it says the USB device (my phone) has malfunctioned and Windows doesn't recognise it. I have tried ODIN and that doesn't recognise the phone either as it isn't being given a COM number by Windows. Guess I will have to take it back to the Samsung Support Centre as I paid them to get the phone working and he said the price quoted was to get it fully working. If the USB isn't working then they can repair it!
Hey need help? Contact me on WhatsApp @ +918848180955 I'll help u out
Ditto as him
Proof of ownership, otherwise identical to dec update. whatever you think, need the help..thanks
ash 202 said:
Hey need help? Contact me on WhatsApp @ +918848180955 I'll help u out
Click to expand...
Click to collapse
I've just unlocked a S5 Neo.
I flashed the very first firmware version (5.1.1)
FRP lock still there BUT I could now use the side sync hack or samsung unlock APK on OTG cable.
Then flashed the latest 6.0.1 version
Did you manage to unlock it?
I have the same problem
Any good current methods for this
uninstall all drivers related and kies. Then install kies and needed drivers. See if you can connect via download mode now.
godders3906 said:
I purchased a Samsung Galaxy S7 Edge from a guy off ebay with smashed the screen for a cheap price and recently took it to my local Official Samsung repair shop who repaired it for a reasonable price. I turned the phone on and it had all of the other guys personal stuff on the phone and he had a screen lock on there that I didn't know how to unlock so I did a factory reset in recovery without realising about FRP. When the phone rebooted I get the google screen asking me for the original google account credentials. I have tried contacting him and getting no joy. I have tried all of the methods in youtube but as the phone has the December 2016 security update none of them seem to work. When I plug the phone into my PC windows just says the USB device has malfunctioned and does not connect. I have installed the full Samsung USB drivers but the PC still doesn't recognise it. Could the fact it is not recognised be due to the google frp or could it be to do with the fact the phone could still be damaged from when it was dropped. Im not fussed about the USB port in normal use but it appears the only method to bypass the FRP is via the USB and using one of those methods. Can anyone help please?
Click to expand...
Click to collapse
Try this OP.
I Found A Way To Remove FRP that dosen't trip any trips
thundastruck said:
Try this OP.
Click to expand...
Click to collapse
Have a look at my post here... How To Reset FRP (Nearly All Fones From Android 6.x.x to 7.x.x, No Trips, Flash counter inciment, Knox, Still Mode = Official, Warenty 0 (0x0000) (Still working 16 June 2017)
You see, im not all that good with programming APK files, Dalvik VM, Obex,ect, but Linux I'm your man so i figured where is the email/pass info held and is there a switch to keep it on off, ends up one of the easiest hacks i've ever done, no complicates hashed/salted double coded switch, or hard wired switch,
just a very small partition that when or if you have any google account info stored in it you get locked out till you enter the exact same info, so i just dd,d the partition after taking a backup of course lol (; then when the fone booted to download mode i noted FRP=OFF so i flashed the stock bootloader to let the fone boot all the way to video mode and YES!!! it thought it was a new fone never been used before then i check the switches/trips KNOX , device status = official, to test i just made a new google account on the spot on the phone filled all the [email protected] in then voila its working, calls, all menu items ok, official all knox fine, just the way it was when i first got it, except obviously I've upgraded to v7, hopefully this works for you, please dont use or talk about illegall activity with this, or using it for profit, it's agift I gave you's for free so i want it to stay that way, all i want is a thanks, and a beer, lol, no but seriously, when the guy that invented the hammer to ease the effort of pussing nails into wood with you hands, never got hassle about murders with them, tha fact the could be used to rob banks, rob people, damage things, smash up shops, etc so... think about it, all i done was make a tool to help people too. theres litteraly millions of exploits, including android based ones out there just now check, https://www.exploit-db.com/ , OWASP_Vulnerable_Web_Applications_Directory_Project , http://www.exploit-db.com/ , http://www.blackploit.com/ , packetstorm cve etc etc. #
This is a tool to help people how when they first got there fone, and just filled in any old stuff to get into the fun part of the fone. ie "you cannot use [email protected],com as it already in use how about [email protected],com then the password, use one lower case, one higher case, one number , one symbol, more than 12 letters but less than 20, don't use anything you talk about, your name dob etc etc etc , so most people just pick the random one google pumps out and tries random passwords till one goes through, "I've seen this done a few times with my own eyes and had to stop them and explain and this was b4 FRP" Also if you change one letter in your google password, Factory reset your fone, your locked out if the fone never got the change in time, try it, Anyways if people use this for illegal purposes its there evilness there using not mine, there just using my tool as well as the thousand of others in the arsonry, even the OS check out "kali linux OS", "Parrot OS" "Blackbuntu OS"," BlackArch Linux" Also say you code a program to check hashes at a faster rate to speed up logins etc, a hacker will use it to check stolen passwd lists faster, if a faster CPU is made, the first thing a hacker thinks of is how many words/letters it can do a second so they can bruteforce the wifi key of the local bank, hospital etc.... so?
tried EVERYTHING ....
I have the USCellular G935R4 .... S#iiiit , like I've even gotten to the actual HOMESCREEN , but no matter what I do it wont do it.. i can access just about any app and the settings accurately every single time within seconds-mins, even tried flashing it, even had FULL access and control over it using sidesync, and i tried rooting it from oneclickroot on pc but thennnn knox trips and won't let me enable developer options.... And got the error with "sign in using email and password" on quick shortcut maker , PLUS tried everything to fix the error by reinstalling google account manager , etc ...
But NOTHING ...
If ANYONE has any idea how to successfully do get into it , Pplleasee let me know!
???
Seriously ,
I swear , I'll even pay someone ...
Try flashing the phone to the latest MM via odin and try bypassing. I tried it on my G** da** S6 with may 2017 patch. Dowgraded into latest MM and tried different bypass and it worked.
any help in 2020
ash 202 said:
Hey need help? Contact me on WhatsApp @ +918848180955 I'll help u out
Click to expand...
Click to collapse
cany help in 2020 S7 Att frp removal PLEASE

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