Recover S21 files after reset? - Samsung Galaxy S21 Questions

The other day, when I went to use my phone it gave me a page focused on accepting terms and conditions. I was unable, via restart, turn off and start, etc. to clear that page. It also didn’t reference T&C’s for an app. Long story short, it was the terms and conditions for initializing a new phone; in other words, my phone had been reset.
After nearly a year’s use without issues, I don’t have any idea what caused the phone to reset. My best guess is that it was 3-4 days after an OS upgrade, but I would have expected it to fail then immediately after the upgrade.
At any rate, I also discovered that my backups were incomplete. Samsung Notes was not backed up via Google or Samsung and more recent photos were not backed up. So, my question is whether or not either can be recovered with file recovery software or some other means. I tried Recuva; however, I don’t think it sees the phone as a drive. There’s a fair bit of sotware listed on line that claims to be able to recover files if the phone is rooted.
Do those apps really work? Also, what I am reading about rooting an S21 is that is will perform another wipe of the phone which seems to raise the risk of complete data loss.
Also, has anyone tried this on a newer phone: https://forum.xda-developers.com/t/guide-internal-memory-data-recovery-yes-we-can.1994705/ ? The headline at the top suggests it will not work: "This method does not seem to work on newer phones that apply TRIM or some other type of partition clearing implementation. If anyone has recovered their data on a device newer than Android 4.3 please pm me and let me know."
Please give me some advice on this. How might I try to recover the Samsung Note files and the photos?

It was suggested to me that Android and/or Samsung deliberately overwrite/wipe the internal storage upon reset. If that's the case, its very likely that anything can be recovered. Does anyone know whether that really happens?

Related

[Q] Factory reset / complete wibe with a broken screen !!

Hi everyone,
First I am no expert, but I've been going through all possible forums for a solution to my problem with no easy solution. I've cracked my screen on my Samsung SII i9100 (current firmware version: I9100JPKG2/I9100OJPKG1/I9100XXKF1/I9100JPKG2 DBT). I have replaced the Firmware once a year ago through Odin as I needed to access different languages no available on the original firmware. I think it is not rooted! If it is then it wasn't intentional . Now I am trying to send it for repair. The phone still connects to USB and Kies and through it I managed to delete all contacts, pictures and media. I accessed the internal memory and cleaned up all folders I previously placed on it, but didn't have the guts to go further through what looked like system or application folders.
Now I need to wipe all the account data, memos, and applications. Since I have no visibility, I tried a hardware factory reset like 5 times but it never worked, I've confirmed that. Read a couple of times about something called "adb" and how I maybe can wipe such data through it, or maybe use my computer monitor as a screen! Despite a whole day of reading and downloading and trying stuff, didn't manage to get it right.
If anybody has a solution for this problem, please don't spare on details, flying blind is difficult
Thanks in advance

Phone encryption

Hello All,
I am using a SGS3 with latest CM11 nightly on it. This is a company phone. They are asking now for encrypting my phone. I know there is a possibility under Settings > Security > Encrypt phone. In my opinion it is not working. I did a couple of time the following:
1. I went to Settings > Security > Encrypt phone.
2. To activate the button, I need to plug in the charger, because for the long estimated time.
3. It asked me to protect the phone with a PIN code before starting the process, I give it.
4. When I start the process of encryption I get the drawing of the little Android roboter and that's it.
In my opinion nothing happens. I can close the process with no message, nothing. The only thing what happens is, there is nothing in the notification bar after starting. Has somebody an idea what I do wrong? Now I made a factory reset and it is in the 'show roboter state' now since hours. BTW, I have a 32GB sdcard installed. Does it really take that long?
Please help me. It would be bad, if I need to remove the awesome work of Malag.
Kind regards, Andreas
Sent from my TouchPad using XDA Free mobile app
Phone encryption is not working on many CM 11 devices like SGS3.
You have to read the "Known Issues for i9300" page, therefore I'm one of the few users who keep it constantly updated
Now I don't know if your phone is untouched by this buggy process, but to solve any consequent anomaly you have to do a Titanium Backup of important data (not a Nandroid backup, because it preserve the encryption!) and do a "full wipe".
Yes, a full wipe.
Then reinstall rom and everything you're needed.

Can recovery mode help exit Ultra-Power-Saving-Mode on S5 while locked out of phone?

Is there any way to exit Ultra-Power-Saving-Mode while locked out of my S5 using recovery mode, installing some update, etc? I have a lot of development experience with several languages and tools, but not Android.
I've been using my fingerprint for access for over a year and now I have no idea what my alternative password is... since I've never used it regularly and can't find any record of it. I usually right document such things, but apparently not this time.
Unfortunately, this last Sunday while in Ultra-Power-Saving-Mode something went wrong with my phone and now it only asks for the alternative password... which I can't recall. I've used the Android Device Manager 4 times since then to reset the lock PUK/PIK. After each time resetting it, the lock screen does show the new greeting I set via the Android Device Manager, but it still asks for the alternative password... instead of asking for the PUK/PIK that I just reset.
I am suspecting/hoping that if I can somehow get my phone out of UPSM that the lock screen will allow me to use the reset PUK/PIK to get back into my phone.
So, I am asking if you know of any app that can be installed remotely that will allow me to get my phone out of UPSM? Or, if there is any way to get it out of UPSM by rooting the phone, but installing an ADM update, etc.
Normally I would just do a factory reset because everything is synced up to my Google account. However, apparently my SD card, which was my primary storage, filled up on May 2, so everything since then has been stored on internal memory and thus will be lost if I do a factory reset. I've taken a lot of pictures and video of my 2 1/2 yr old boy and I am trying to avoid losing everything since May 2.
Thanks for any help.
rjlyders said:
Is there any way to exit Ultra-Power-Saving-Mode while locked out of my S5 using recovery mode, installing some update, etc? I have a lot of development experience with several languages and tools, but not Android.
I've been using my fingerprint for access for over a year and now I have no idea what my alternative password is... since I've never used it regularly and can't find any record of it. I usually right document such things, but apparently not this time.
Unfortunately, this last Sunday while in Ultra-Power-Saving-Mode something went wrong with my phone and now it only asks for the alternative password... which I can't recall. I've used the Android Device Manager 4 times since then to reset the lock PUK/PIK. After each time resetting it, the lock screen does show the new greeting I set via the Android Device Manager, but it still asks for the alternative password... instead of asking for the PUK/PIK that I just reset.
I am suspecting/hoping that if I can somehow get my phone out of UPSM that the lock screen will allow me to use the reset PUK/PIK to get back into my phone.
So, I am asking if you know of any app that can be installed remotely that will allow me to get my phone out of UPSM? Or, if there is any way to get it out of UPSM by rooting the phone, but installing an ADM update, etc.
Normally I would just do a factory reset because everything is synced up to my Google account. However, apparently my SD card, which was my primary storage, filled up on May 2, so everything since then has been stored on internal memory and thus will be lost if I do a factory reset. I've taken a lot of pictures and video of my 2 1/2 yr old boy and I am trying to avoid losing everything since May 2.
Thanks for any help.
Click to expand...
Click to collapse
Only option I can think of would be to install TWRP custom recovery and use the built in file manager to rename the UPSM app. This wouldn't work if you have an ATT or VZW model, as the bootloaders are locked down, not allowing installation of TWRP, but pretty much any other carrier model should be fine.

Lenovo Tab 2 A10-70 - I think I bricked my tablet?

Hello all! I registered real quick in hopes this community could help me out with something.
So quite a while ago I rooted my Lenovo Tab 2A 10-70 tablet with KingoRoot in order to generate a logcat file. That went fine and dandy, and then I disabled some misc. apps (like Kindle for Android). I can't remember exactly what I messed with, so please bear with me.
The issue is that a couple of days ago I tried taking an image with my tablet with the default Camera app, when suddenly it started giving me some errors with generating thumbnails. Worse yet, my computer could not open these and they were seemingly corrupted. The camera started acting up as well, and claimed that "Unfortunately, Gallery has stopped working." whenever I attemted to record. I tried clearing the cache based on some recommendations through others and force stopping the app, and this seemingly worked for one recording/picture, but then would stop again. I found deleting the DCIM folder entirely from my Android's Internal Storage helped, but it'd quickly corrupt again.
Frustrated, I asked a friend for help on what to do figuring he had more knowledge in Android devices then me. He suggested I tried another camera app, but I couldn't get Google Play to download anything to the internal storage or my SD card, despite clearly having enough space.
As a last resort, I tried updating through the official "Updates" app to see if that would help me, and it claimed there was a new ROM available. I tried that, but then suddenly it failed and now my tablet seems to bricked? I can now only get the "No command." screen to show up.
I've tried using the following options while on this screen:
- reboot system now - this takes me back to this menu after it shows a Lenovo screen twice, which makes me think it's having trouble booting into Android itself.
- Apply update from ADB/sdcard - Both did nothing for fairly good reason, but I checked these options out of curiosity.
- wipe data/factory reset - Tried these the very first time I got to this screen after a failed installation. It seemingly hasn't worked for me.
- wipe cache partition - Tried this a bit later, but got similar results.
- root integrity check - Scanned a bunch of .apk files, but then later threw up some errors after that was done and said the check failed.
So, in short, I'm stuck in this menu and I'm getting kind of frustrated/scared. Is there anything that I can do to save the tablet at this point? Is there something I did wrong that might have bricked it? I'm not terribly experienced with Android, so I'd love to hear some thoughts from others! I'll gladly take anyway to restore the tablet back to a point where it can actually boot into the OS, and I understand I'd lose some data doing any sort of clean install.
Thank you!
Cornholio309 said:
Hello all! I registered real quick in hopes this community could help me out with something.
So quite a while ago I rooted my Lenovo Tab 2A 10-70 tablet with KingoRoot in order to generate a logcat file. That went fine and dandy, and then I disabled some misc. apps (like Kindle for Android). I can't remember exactly what I messed with, so please bear with me.
The issue is that a couple of days ago I tried taking an image with my tablet with the default Camera app, when suddenly it started giving me some errors with generating thumbnails. Worse yet, my computer could not open these and they were seemingly corrupted. The camera started acting up as well, and claimed that "Unfortunately, Gallery has stopped working." whenever I attemted to record. I tried clearing the cache based on some recommendations through others and force stopping the app, and this seemingly worked for one recording/picture, but then would stop again. I found deleting the DCIM folder entirely from my Android's Internal Storage helped, but it'd quickly corrupt again.
Frustrated, I asked a friend for help on what to do figuring he had more knowledge in Android devices then me. He suggested I tried another camera app, but I couldn't get Google Play to download anything to the internal storage or my SD card, despite clearly having enough space.
As a last resort, I tried updating through the official "Updates" app to see if that would help me, and it claimed there was a new ROM available. I tried that, but then suddenly it failed and now my tablet seems to bricked? I can now only get the "No command." screen to show up.
I've tried using the following options while on this screen:
- reboot system now - this takes me back to this menu after it shows a Lenovo screen twice, which makes me think it's having trouble booting into Android itself.
- Apply update from ADB/sdcard - Both did nothing for fairly good reason, but I checked these options out of curiosity.
- wipe data/factory reset - Tried these the very first time I got to this screen after a failed installation. It seemingly hasn't worked for me.
- wipe cache partition - Tried this a bit later, but got similar results.
- root integrity check - Scanned a bunch of .apk files, but then later threw up some errors after that was done and said the check failed.
So, in short, I'm stuck in this menu and I'm getting kind of frustrated/scared. Is there anything that I can do to save the tablet at this point? Is there something I did wrong that might have bricked it? I'm not terribly experienced with Android, so I'd love to hear some thoughts from others! I'll gladly take anyway to restore the tablet back to a point where it can actually boot into the OS, and I understand I'd lose some data doing any sort of clean install.
Thank you!
Click to expand...
Click to collapse
Theirs a Guide here on how to re flash your tablet back to stock
http://forum.xda-developers.com/android/general/guide-lenovo-tab-2-a10-70-root-t3279322
Quite a late reply, but thank you! That ended up working quite nicely! I upgraded my tablet from Lollipop to Kitkat too, which seems to be working a bit better app performance wise for me.

Android devices hacked/spyware

Android phone hacked remotely. Files and apps running on phone that wont show in phones settings. But file manager shows numerous files and apps. Also shows a phone root. Alot of apps with ridiculous permissions hidden behind regular android apps names and logos. This is a new phone. This also happened on my other phone and tablet recently. I have an investigation going but police are unable to do much electronically. It doesnt help with a factory reset. It resets automicatically with the files in question. Help if you can
jayden112712 said:
Android phone hacked remotely. Files and apps running on phone that wont show in phones settings. But file manager shows numerous files and apps. Also shows a phone root. Alot of apps with ridiculous permissions hidden behind regular android apps names and logos. This is a new phone. This also happened on my other phone and tablet recently. I have an investigation going but police are unable to do much electronically. It doesnt help with a factory reset. It resets automicatically with the files in question. Help if you can
Click to expand...
Click to collapse
Factory reset won't help if the virus is in the system, you need to do a full wipe to your phone, your internal storage and your data and the system itself.
Then later you can flash the system.
In fact the Police won't do what you need, the Manufacturer of the phone is what is able to do that easily.
What is your phone's model number?
MigoMujahid said:
Factory reset won't help if the virus is in the system, you need to do a full wipe to your phone, your internal storage and your data and the system itself.
Then later you can flash the system.
In fact the Police won't do what you need, the Manufacturer of the phone is what is able to do that easily.
What is your phone's model number?
Click to expand...
Click to collapse
SM-G930P.... but the concerning thing is I got a BRAND NEW PHONE WITH A DIFFERENT PROVIDER. And the same software was uploading. How is this possible? Is there some super hack software that can remotely hack?
jayden112712 said:
SM-G930P.... but the concerning thing is I got a BRAND NEW PHONE WITH A DIFFERENT PROVIDER. And the same software was uploading. How is this possible? Is there some super hack software that can remotely hack?
Click to expand...
Click to collapse
I have no idea about how they hack phones and stuff.
It's lucky that you have samsung.
Do you know Odin software or did you ever used before?
What carrier is your phone on right now?

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