Assistance in Rooting SM-G955U - Samsung Galaxy S8+ Questions & Answers

Hello All,
I'm new to the group, and am seeking a some advice. I've been doing a ton of research, and now I'm reaching out for assistance. I have a Samsung s8+ (SM-G955U) that I would like to retrieve deleted SMS from the internal storage. The only way I know of to do this is rooting the device, which isn't straight forward on the S8+. Since I do not need this phone rooted to do any development against, I'm wondering if there is a different method of getting the deleted texts. I'm not sure if it's possible to somehow make an image of the files and use an emulator in Android Studio to get to the data/data folders.
I've have USB debugging enabled and ran some third party data recovery software, with no joy.
If rooting is the phone is the only option, is it possible to even achieve root on the SM-G955U? Additionally, it sounds like unlocking the bootloader will wipe all data, so how does one ensure that deleted SMS messages get backed-up and restored?
Sorry for all the questions -- I'm new!
Thanks in advance for any assistance you may be able to provide!

Related

how do i add application to restore part of phone...

hi. first I am still a rookie @ this. I have a phone that I have root access to. I would like to remove a few apps from the phone and add a few apps to the phone that I want to be there on the phone if I were to do a factory reset on the device.
how would I do that? I cant seem to figure out what I am looking for.
I found some threads on here on adding/removing apk files, but I don't think I am on the right threads.
any help is appreciated. thank you

temp root through adb?

Hi guys,
is it possible to gain a temp root through adb?
after upgrading from Android 4 to 6, there are some applications that has been removed.
For example, Microsoft Account application which provide you the 2-step authentication for your accounts.
I can't install it anymore, i keep getting error code: -505
which is probably related to some data already present on the device which it cannot erase.
right now, that there's permission management for application, i don't see any real reason to be rooted.
therefore, my question is if i can remove this specific application data from the data partition without being rooted?
Thanks
I've read since day one of my Android experience that when you upgrade a full version (as opposed to small incrementals) such as Kitkat to Lollipop, or Lollipop to Marshmallow, you should back up, do a full wipe, and reinstall all your apps from scratch. You have upgraded two full versions, so it's not surprising that you're having problems. Rather than messing around with temporary root and deleting from partitions you should be doing it right as I've stated above.
Thanks dahawthrone,
This might work indeed but will take too much time to accomplish.
not really worth it.
Really? You prefer to put up with a broken phone? This is just one symptom of corruption. Who knows how many others there may be? And particularly with something as important as 2-factor authentication...
root ur phone do wht ever u need to do then unroot through super user
and yes u can delete data from data partition using es explorer and after everything is done unroot ur device through super user!
not broken.. just having a difficulties with his specific app
I just solved it.
root was not needed, although, usb debugging mode was mandatory.
through adb:
1. adb uninstall com.microsoft.msa.authenticator
2. adb install com.microsoft.msa.authenticator-2.apk
and we're done, works like a charm!
thanks for all the advice's.

Vienna calling with some problems ......

Dear all,
just registered and already huge difficulties and problems.
The story behind:
My memory-device (my brain) decided to cancel the "password-file" - so everything was lost. Not only the pattern for the phone, but all other numbers too (credit card, account numbers .......... was not very funny. Happend within 10 minutes. Nearly all important passwords are back now, but pattern still missing....)
As I could not remember the pattern, although I tried about thousand possibilities, I did a hard-reset.
As there are several programs out there in order to recover the phone-data and messages, I tried to get into the deep of Android - but failed.
Tried to root with several programs, but at about 75% they stopped and rooting failed.
I'm not very firm with root, boot and such things - so I would ask you to support me.
(I'm in urgent need of some of the data already .........)
(Needless to mention, that I did no back-up with the new phone........ I know, not very clever.)
Many thanks in advance for your efforts and assistance. :fingers-crossed:
If the phone was running stock Marshmallow, I don't think there is a method to root.
audit13 said:
If the phone was running stock Marshmallow, I don't think there is a method to root.
Click to expand...
Click to collapse
Lollipop - Android 5.0.2
Thanksfully I did not update, when phone was asking some weeks ago ....
Finally .......
Mobile phone is rooted.
After trying several methods, both .apk and .exe files, it worked then with kingroot.apk and the root.bat-file included in "Idol 3 Root". Checked with Root-Checker. So I'm a little bit proud of myself.
Happy am I ..... for the moment.
Next step will now be the recovery of the deleted data - like messages, documents and all the contacts.
Regards,
Uschi
(hopefully will sleep this night - last night I spent with searching, reading and re-checking) :cyclops:
If someone has a hint or two - would be great.
Device is not recognized as an additional drive - I knew that before, but thought, that there will be a possibility after rooting....
Thanks a lot in advance!
No hint at all?
I need the data (messages, contacts) urgently.
All photos, docs, etc. already found and back on the phone.
But still problems getting mentioned data ....
Keep my fingers crossed that someone can assist me.
Regards, Uschi
Other idea ....
As since Android 5, phone will not be recognized as "mass-storage", will it be possible to downgrade to latest version of Adroid 4.xxx, then trying to recover data via "Recuva".
If all data has been found and stored on PC, I then could updated to Lollopop again.
Or is this not possible?
Oberhexe said:
Other idea ....
As since Android 5, phone will not be recognized as "mass-storage", will it be possible to downgrade to latest version of Adroid 4.xxx, then trying to recover data via "Recuva".
If all data has been found and stored on PC, I then could updated to Lollopop again.
Or is this not possible?
Click to expand...
Click to collapse
at default your phone will be recognized as an MTP device (like a digital camera), so you won't see it as a pendrive ("mass storage")
if you did earlier a reset, it think you won't get back your messages.
how did you stored your contacts? sim card, local, google sync? if local only, you deleted them, when reseted your phone.
jani0417 said:
at default your phone will be recognized as an MTP device (like a digital camera), so you won't see it as a pendrive ("mass storage")
if you did earlier a reset, it think you won't get back your messages.
how did you stored your contacts? sim card, local, google sync? if local only, you deleted them, when reseted your phone.
Click to expand...
Click to collapse
All data already recovered had been stored on the device.
When I tried the several programms available, I removed the SIM-card as well as the SSD.
So I thought, that there must be a possibility to get the messages too.
I know, that since Android 5, the device will not be recognized as "pendrive". That's why I tought about downgrade to Android 4.xxx, in order to try to recover the missing data.
Afterwards, I then would upgrade again to actual version 5.0.2.
Regards, Uschi
you canĀ“t recover contacts and messages after factory reset. Your contacts should be backed up automatically on your gmail account.

Best recovery software and recovery method for Android 7

Hi all,
Friend of my accidentally cleared all his content on his Samsung Galaxy S8 (not rooted). From what I understood this was done remotely by erasing the phone using Android device manager. The phone has not been touched after the erase.
What I was hoping to achieve is to restore the content/phone as it was before the erase. If its not possible to restore the phone I would like to recover as much content as possible and export content, import back to phone using SD card or PC. As a minimum requirement I should be able to recover user data such as SMS, Caller log, images, video etc and if possible import option without too much hassle.
There are tons of recovery applications for Android online, any recommendations and methods preferred?
Looking forward to hear from you!
//seiern

I've deleted some important files by mistake and I would really like to recover them.

Hello,
I hope that this is the right side of the forum to describe my problem. I desperately need help. It's a long story:
I had on my Samsung phone the app of "Chrome", which I always use to surf the internet. Using the google browser IN THAT APP, I have downloaded lots of things (I'm a scholar, so I like to read and I use to download everything that I found interesting). I have updated the app and I was frustrated, because I couldn't take anymore screenshots while surfing in "incognito mode". So, I decided to delete the update: i went into "settings", then "apps", and then I have brought back the app of "Chrome" as it was when i bought my phone. Sadly, I then noticed that I had lost every file in my download folder; I had lost every file downloaded with that app.
I had not synchronized my Google account, I can do no backup. I'm so angry and sad because I've always thought that the files downloaded would have stayed in my phone until I and only I would have decide to delete them.
I have done a lot of research on the internet and I have found out that there are some apps that can recover a very large part of lost files. But, in order to do this, I have to root my phone.
My phone is a Samsung Galaxy J2 SM-J250Y/DS, and the Android version is 7.1.1. I have seen that rooting a phone could be very dangerous; also, to me is very complicated. But there is a program called Kingoroot, which, once installed on my computer, could (it's a possibility, I know!) rooting my phone easily.
What should I do? Should I try the rooting method? It seems to me the only way...
I ask you any suggestions... Please help me. I am a depressed student that, in this life, can only enjoy reading and books...
(I am Italian, and I hope my English is understandable. If I did any mistake, please forgive me.)
Sorry can't help you get what you lost back... I feel your pain.
After losing thousands of bookmarks over the decades I started using Colornotes to save my important bookmarks.
You can save the hyperlink with a title, color, and whatever text you want to add. If you punch the hyperlink it opens in the default browser.
The app allows you to save it's data to your sd card which you can backup on your PC.
Use ApkExport to make a loadable copy of the app to future proof it.
ColorNote Notepad Notes - Apps on Google Play
ColorNoteĀ® - Easy to use notepad for notes, shopping list, to-do list, calendar
play.google.com
Thank you very much for your reply.
But... If I root my phone, and if the rooting is done without any damage, is there a possibility to get most of my files back? Or, even if I root my device, I will never be able to recover them?
It sounds like it deleted the data when you rolled the apk back (to factory load?).
If so it's going to be very sketchy at best to recover them.
I guess history's been deleted as well?
There are many coders here that have far greater knowledge than myself with Chrome.
My understanding of rooting is very basic as with Chrome which I rarely use.
If no one else replies in a day or two, bump it back to the top. Hope you find a work around solution.
AlexiusFrigerius said:
But... If I root my phone, and if the rooting is done without any damage, is there a possibility to get most of my files back? Or, even if I root my device, I will never be able to recover them?
Click to expand...
Click to collapse
Rooting Android by means of TWRP and/or Magisk ( keyword: SuperSU ) affects its /data partition where phone's data typically are housed. Therefore it cannot be excluded that data stored there is overwritten and can therefore no longer be restored.
jwoegerbauer said:
Rooting Android by means of TWRP and/or Magisk ( keyword: SuperSU ) affects its /data partition where phone's data typically are housed. Therefore it cannot be excluded that data stored there is overwritten and can therefore no longer be restored.
Click to expand...
Click to collapse
Is there the possibility if deleted that it's still on the system cache and is there a way to recover it if so on a none rooted phone?
Maybe using ABD?
Don't some on the "one touch" root solutions claim to preserve the data?
Android doesn't have a recycle bin thus nothing gets cached. Deleting a file means nothing else than marking the space it occupies - whereever this disk space is located - as usable so that it can be overwritten by the system.
Have never used a "One-Click-Root" utility ...
blackhawk said:
It sounds like it deleted the data when you rolled the apk back (to factory load?).
If so it's going to be very sketchy at best to recover them.
I guess history's been deleted as well?
There are many coders here that have far greater knowledge than myself with Chrome.
My understanding of rooting is very basic as with Chrome which I rarely use.
If no one else replies in a day or two, bump it back to the top. Hope you find a work around solution.
Click to expand...
Click to collapse
Yes, it's just like I told. And yes, even history has been deleted.
Thank you for your help! I will wait until someone may give me a solution, or a possibility for a solution.
jwoegerbauer said:
Rooting Android by means of TWRP and/or Magisk ( keyword: SuperSU ) affects its /data partition where phone's data typically are housed. Therefore it cannot be excluded that data stored there is overwritten and can therefore no longer be restored.
Click to expand...
Click to collapse
Ok, I understand...
jwoegerbauer said:
Android doesn't have a recycle bin thus nothing gets cached. Deleting a file means nothing else than marking the space it occupies - whereever this disk space is located - as usable so that it can be overwritten by the system.
Have never used a "One-Click-Root" utility ...
Click to expand...
Click to collapse
Thank you for your explanation.
jwoegerbauer said:
Android doesn't have a recycle bin thus nothing gets cached. Deleting a file means nothing else than marking the space it occupies - whereever this disk space is located - as usable so that it can be overwritten by the system.
Have never used a "One-Click-Root" utility ...
Click to expand...
Click to collapse
Yeah I was aware of the overwrite issue but on an unrooted device I don't think you can access the system cache. Even if you could the data could be so juxtaposed from lose of file structure as to be unusable.
One-Click-Root worked on older versions of Kitkat allegedly.
So... I understand. But I want to try. I want to root my phone. But I have to know how and I must prevent my phone from all the risks.
blackhawk: you said that the "One-Click-Root" method worked only for Kitkat Android. But I have read here that with Kingoroot i could have a chance:
How to Root Android Nougat (7.0/7.1) | KingoRoot Apk
Root any Android Nougat 7.0 7.1 device with KingoRoot.
www.kingoapp.com
(It's important: I AM NOT SPAMMING Kingoroot, I just want to understand If I can trust what it's written in their site. Also, in the link, at the end of the page, there is written that I can root my phone with my PC, which, to me, seems a safer way. It's the main idea I had when I decided to write in this forum, because I wanted to know the opinions of people that are very able to use these methods and these kind of programs.)
AlexiusFrigerius said:
So... I understand. But I want to try. I want to root my phone. But I have to know how and I must prevent my phone from all the risks.
blackhawk: you said that the "One-Click-Root" method worked only for Kitkat Android. But I have read here that with Kingoroot i could have a chance:
How to Root Android Nougat (7.0/7.1) | KingoRoot Apk
Root any Android Nougat 7.0 7.1 device with KingoRoot.
www.kingoapp.com
(It's important: I AM NOT SPAMMING Kingoroot, I just want to understand If I can trust what it's written in their site. Also, in the link, at the end of the page, there is written that I can root my phone with my PC, which, to me, seems a safer way. It's the main idea I had when I decided to write in this forum, because I wanted to know the opinions of people that are very able to use these methods and these kind of programs.)
Click to expand...
Click to collapse
You can try it; it will either work or nothing will happen. Even if it works it's likely those files are gone. Maybe better to chalk it up to another lesson from the University of Hard Knocks.
You could try contacting Google tech support to see if they have any ideas.
The last AT&T firmware update was specifically to block easy rooting by Kingroot; the rats learn quick.
blackhawk said:
You can try it; it will either work or nothing will happen. Even if it works it's likely those files are gone. Maybe better to chalk it up to another lesson from the University of Hard Knocks.
You could try contacting Google tech support to see if they have any ideas.
The last AT&T firmware update was specifically to block easy rooting by Kingroot; the rats learn quick.
Click to expand...
Click to collapse
Thank you very much for your help. I understand: I must give up. But the most important thing is to learn something about anything we do. Anything could help for future situations.
"It's a shame to stumble twice on the same stone" (Polybius, 31,11, 5).
Thank you again. Goodbye!
AlexiusFrigerius said:
Hello,
I hope that this is the right side of the forum to describe my problem. I desperately need help. It's a long story:
I had on my Samsung phone the app of "Chrome", which I always use to surf the internet. Using the google browser IN THAT APP, I have downloaded lots of things (I'm a scholar, so I like to read and I use to download everything that I found interesting). I have updated the app and I was frustrated, because I couldn't take anymore screenshots while surfing in "incognito mode". So, I decided to delete the update: i went into "settings", then "apps", and then I have brought back the app of "Chrome" as it was when i bought my phone. Sadly, I then noticed that I had lost every file in my download folder; I had lost every file downloaded with that app.
I had not synchronized my Google account, I can do no backup. I'm so angry and sad because I've always thought that the files downloaded would have stayed in my phone until I and only I would have decide to delete them.
I have done a lot of research on the internet and I have found out that there are some apps that can recover a very large part of lost files. But, in order to do this, I have to root my phone.
My phone is a Samsung Galaxy J2 SM-J250Y/DS, and the Android version is 7.1.1. I have seen that rooting a phone could be very dangerous; also, to me is very complicated. But there is a program called Kingoroot, which, once installed on my computer, could (it's a possibility, I know!) rooting my phone easily.
What should I do? Should I try the rooting method? It seems to me the only way...
I ask you any suggestions... Please help me. I am a depressed student that, in this life, can only enjoy reading and books...
(I am Italian, and I hope my English is understandable. If I did any mistake, please forgive me.)
Click to expand...
Click to collapse
Hi, I would suggest you can try free tool for Android Phone such as Stellar Data Recovery for Android which easily recover deleted files like, photos, audio files, videos files from your Android phone internal memory storage.
Source: https://www.stellarinfo.com/media-tools/android-data-recovery.php
{Mod edit: Quoted post has been deleted}
That drfone again. Scamware.
Do Not Use.
Drfone if used will encrypt "recovered" data and ask you to pay for it. After which the original data is gone leaving only the encrypted copy.
It is not free... not to be trusted!
Ran into this scam many years ago.

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