Question Is it safe to grant permission to any app through ADB - Samsung Galaxy S21 FE

My question is, is it safe to grant permission to any (known/popular) app through ADB, for example GSAM (or any other popular app)? Is it safe or can it cause harm to software of the phone (like may be slowing down the phone or making other apps not functioning properly) in any way?
Thank you.

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Removing pre-installed applications (Bell HTC Desire Z)

Hi guys, Basically I'm sick of all the trialware that Bell has put on the thing and would like to get rid of it. I have root and root explorer installed. I don't really want to reflash my phone and follow the debranding procedure. So is there any way I can achieve this ?
I have tried deleting the .apk files from the system/app folder as well. The applications just reappear after a couple of minutes.
holycow123 said:
Hi guys, Basically I'm sick of all the trialware that Bell has put on the thing and would like to get rid of it. I have root and root explorer installed. I don't really want to reflash my phone and follow the debranding procedure. So is there any way I can achieve this ?
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Click to collapse
Pretty sure there are quite a few questions/guides about this out there already if you do a search...
In short, you can delete the appropriate APK from your /system/app directory (or use the "pm uninstall" command in terminal). Alternatively, you can simply disable the app with a "pm disable" command (see here: http://forum.xda-developers.com/showthread.php?t=809231). This is usually the safer route---disable the app, make sure your phone is still running properly, then uninstall it if you still want to. If you want a nicer interface for doing all this, you can download TitaniumBackup from the Market (I believe the free version allows both uninstalling and freezing/disabling apps).
ianmcquinn said:
Pretty sure there are quite a few questions/guides about this out there already if you do a search...
In short, you can delete the appropriate APK from your /system/app directory (or use the "pm uninstall" command in terminal). Alternatively, you can simply disable the app with a "pm disable" command (see here: http://forum.xda-developers.com/showthread.php?t=809231). This is usually the safer route---disable the app, make sure your phone is still running properly, then uninstall it if you still want to. If you want a nicer interface for doing all this, you can download TitaniumBackup from the Market (I believe the free version allows both uninstalling and freezing/disabling apps).
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Click to collapse
Uninstalling in Titanium Backup didn't work either. Freezing however did. I'll keep it this way till I put some Cyanogen magic on it. Thank you kind sir!
holycow123 said:
Uninstalling in Titanium Backup didn't work either. Freezing however did. I'll keep it this way till I put some Cyanogen magic on it. Thank you kind sir!
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Click to collapse
Interesting that Titanium Backup didn't work either (or that deleting the apk from /system/app failed as well). Be sure in your Titanium Backup preferences, you select "Chuck Norris" mode if you didn't already.

Any idea for apps permission control ?

It seems the App Ops cannot work properly on Firephone without root, so any idea for apps permission control?
This is an Android 4.4.4. based device, so root it, install app-ops or Xposed and similar modules.
An app like "Advanced Permission Manager" is no feasible option either, free version is limited and with the concept of this app, you would have to make more than one compromise.
"APK Permission Remover" is just as bad, because you would be forced to change the permissions each time before installing an app (same general idea, since it's from the same developer).

How to prevent apps to detecting from permission has refused?

if app requesting permissions at runtime, it's may be through API:shouldShowRequestPermissionRationale to detect that whether permission has refused, same app e.g. Alipay need dangerous permissions to read and write sdcard but i thought that permission isn't necessary, if refuse it has will not to use, but i just use it to pay, can i hack into the android permission mechanism to change API:shouldShowRequestPermissionRational alway return has granted?
ideaman924 said:
I guess you could, but transactions won't work since Alipay couldn't save 'temporary' data to the SDCard.
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My another phone is Android 5.1, XPrivacy has restricted access sdcard, at the same this time the Private Guard has restricted all dangerous permissions on Alipay but that no complaints and it's work fine. since Android 6.0(RR ROM, Xposed Version 85) Xprivacy can not restrict storage permissions even though i selected restrict all storage subitems.

super easy debloat

I came to this phone from a Xiaomi mi mix 3 so I had a very useful app on my PC called Xiaomi adb toolkit. So with this app u just plug your phone into PC and open it and it shows all the apps it can uninstall on screen with just push uninstall. Granted all the apps don't populate for a Samsung so u can add apps by package name and then click uninstall and it shows success on the window . I was able to uninstall any app on this phone with this toolkit with this method. To get package names off apps on your phone just download package names from play store hope this helps everyone.
Thanks for sharing, what is the difference between uninstalling and disabling applications on the performance? any significant difference noticed?
Uninstalling removes them completely so you'd gain the storage space...
Can you share the link?
Can one be sure that this Xiaomi toolkit will not deliver/install some security risks on your phone?
Just used the dpi changer and it also works flawlessly this phone looks great at 450 dpi...yes this app is safe it's from a well known developer for xaiomi phones just search for Xiaomi adb fastboot tool
Here is what the gui looks like
Sorry to drag up a old thread but can anyone vouch for this?, Does it actually uninstall the app fully instead of essentially "hiding" it like the typical adb method?
Seems like the main advantage to this, is that it'll give us back storage space, instead of hiding the app from User 0, but I was under the assumption this was only possible with root access, how is this application bypassing that?
TheInfiniteAndroid said:
Sorry to drag up a old thread but can anyone vouch for this?, Does it actually uninstall the app fully instead of essentially "hiding" it like the typical adb method?
Seems like the main advantage to this, is that it'll give us back storage space, instead of hiding the app from User 0, but I was under the assumption this was only possible with root access, how is this application bypassing that?
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Click to collapse
It looks like a GUI for the adb method. See the post about it here: https://forum.xda-developers.com/Mi-9/how-to/guide-automatic-remove-appsrootless-t3935157
TheInfiniteAndroid said:
Sorry to drag up a old thread but can anyone vouch for this?, Does it actually uninstall the app fully instead of essentially "hiding" it like the typical adb method?
Seems like the main advantage to this, is that it'll give us back storage space, instead of hiding the app from User 0, but I was under the assumption this was only possible with root access, how is this application bypassing that?
Click to expand...
Click to collapse
Is just A GUI for ADB, so it uses the le and regular ADB commands to do it too. A GUI may just be more convenient.
I don't think you'll gain much space though, (it's not really an issue with the Note) since it's only uninstalled for the user 0, but it's not hidden. The advantage is that you can reinstall it in case of you need it back without factory reset.
Nastrahl said:
Is just A GUI for ADB, so it uses the le and regular ADB commands to do it too. A GUI may just be more convenient.
I don't think you'll gain much space though, (it's not really an issue with the Note) since it's only uninstalled for the user 0, but it's not hidden. The advantage is that you can reinstall it in case of you need it back without factory reset.
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Click to collapse
My understanding is that the adb method uninstalls updates & the just hides the factory application from User 0 as it's still in the phones storage, from OPs description I mistakenly thought he was suggesting it fully uninstalled the app even from system
TheInfiniteAndroid said:
Sorry to drag up a old thread but can anyone vouch for this?, Does it actually uninstall the app fully instead of essentially "hiding" it like the typical adb method?
Seems like the main advantage to this, is that it'll give us back storage space, instead of hiding the app from User 0, but I was under the assumption this was only possible with root access, how is this application bypassing that?
Click to expand...
Click to collapse
Plenty of apps that can remove any apk on the phone. i use CCSWE App Manager. Before that some smasung only apps but they have quit support and it doesnt recognize me as a paid member. The CCSWE does exact same thing. You can hide or uninstall without root.
nugzo said:
Plenty of apps that can remove any apk on the phone. i use CCSWE App Manager. Before that some smasung only apps but they have quit support and it doesnt recognize me as a paid member. The CCSWE does exact same thing. You can hide or uninstall without root.
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Click to collapse
Not from the system partition which I thought OP was referring to

[Privacy] Modifying Permissions for System Apps

Hi there,
For the benefit of increased privacy, how can I modify the permissions (such as microphone, camera, body sensor access) for system apps, like System UI or Accessibility etc?
I wish to have access to such permissions to choose what I feel is required/necessary.
My phone (G985F) is rooted with Magisk and I have already removed/frozen a bunch of bloatware but like I mentioned would like to revoke some permissions for 'system apps'.
Please can someone assist me or point me in the right direction, thanks heaps.
Andy.
Andy1122 said:
Hi there,
For the benefit of increased privacy, how can I modify the permissions (such as microphone, camera, body sensor access) for system apps, like Google Play services etc?
I wish to disable microphone access for such apps as I feel it's unnecessary.
My phone (G985F) is rooted with Magisk and I have already removed/frozen a bunch of bloatware but like I mentioned would like to revoke some permissions for system apps.
Please can someone assist me or point me in the right direction, thanks heaps.
Andy.
Click to expand...
Click to collapse
Settings / Privacy / Permission Manager
Darkat70 said:
Settings / Privacy / Permission Manager
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Click to collapse
Thanks for your reply. I think you may have misunderstood what I'm asking here, while what you've shared is relating to modifying app permissions installed on the phone, it does not allow modification of 'system app' permissions as I stated I'm trying to do in my post. Currently, upon attempting to do this for say System UI (a system app/service) for example - I am unable to revoke microphone permissions due to it being greyed out and saying "Device needs this permission to operate".
Andy1122 said:
Thanks for your reply. I think you may have misunderstood what I'm asking here, while what you've shared is relating to modifying app permissions installed on the phone, it does not allow modification of 'system app' permissions as I stated I'm trying to do in my post. Currently, upon attempting to do this for say System UI (a system app/service) for example - I am unable to revoke microphone permissions due to it being greyed out and saying "Device needs this permission to operate".
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Click to collapse
Its probably because those permissions are a must for the phone to operate. Somethings are just needed to make a device work.
Andy1122 said:
Thanks for your reply. I think you may have misunderstood what I'm asking here, while what you've shared is relating to modifying app permissions installed on the phone, it does not allow modification of 'system app' permissions as I stated I'm trying to do in my post. Currently, upon attempting to do this for say System UI (a system app/service) for example - I am unable to revoke microphone permissions due to it being greyed out and saying "Device needs this permission to operate".
Click to expand...
Click to collapse
Not exactly what you want but Package Disabler Pro can disable system apps completely without root, I tried disabling certain permissions but couldn't find a way, just to disable it completely
*Detection* said:
Not exactly what you want but Package Disabler Pro can disable system apps completely without root, I tried disabling certain permissions but couldn't find a way, just to disable it completely
Click to expand...
Click to collapse
Theres also CCSWE app manager which also has the ability to disable system apps and i think individual processes within the app, if you know exactly what your looking for.

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