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34 votes
Accepted

How do some android apps remember that this is not the first time they are being installed?

There are multiple ways to identify a unique device or its user: Keep a file in some (non-default) directory: You already said this; apps can often write to the internal storage of a device. This ...
GiantTree's user avatar
  • 4,062
27 votes
Accepted

How to reinstall an uninstalled system app through ADB?

Technically, the command adb shell pm uninstall -k --user 0 <package_name> does not uninstall an app from the device. Instead, it just removes it from a user. There are a couple of ways to get ...
Bo Lawson's user avatar
  • 2,588
26 votes

How to uninstall a system app using adb uninstall command (NOT remove via rm or any other way)

I succeded adding the -k and --user options to the pm command, e.g.: pm uninstall -k --user 0 com.android.service The command was issued as root, no need to remount /system as rw. Android on the ...
RigacciOrg's user avatar
15 votes

How to uninstall a system app using adb uninstall command (NOT remove via rm or any other way)

Also works without -k (keep user settings) option: pm uninstall --user 0 com.android.service and without opening adb shell: adb uninstall --user 0 com.android.service
Andrei Karcheuski's user avatar
15 votes

How to remove the SIM Toolkit from my phone? (Without root or flashing any ROM)

Connect Your Phone to PC Using Data Cable. Turn on USB Debugging Setup ADB Connection Type adb shell Hit Enter and type again this pm uninstall -k --user 0 com.android.stk or pm uninstall -k ...
zatokaa's user avatar
  • 282
13 votes
Accepted

Removing apk of inbuilt apps completely (without rooting)

Unfortunately, that is just not possible. The apk of system apps resides within system partition. The privileges (access rights) required to make changes in system partition are not given to ordinary ...
Firelord's user avatar
  • 25.2k
12 votes

Does Google still have the ability to uninstall apps without user permission (in 2023)?

Yes, the feature has been known as Google Play Protect since 2017. As per Google Play Help - Use Google Play Protect to help keep your apps safe and your data private, one of its features is to remove ...
Andrew T.'s user avatar
  • 16.2k
7 votes

Getting "java.lang.SecurityException: Shell does not have permission to access user 150" when uninstalling apps from Samsung Secure folder using ADB

Uninstall the Samsung Secure Folder from the Settings. Settings -> Lock screen and security -> Secure Folder -> Enter your lock details -> Uninstall. Refer to this blog.
Ashwin's user avatar
  • 81
6 votes

Where do Android apps store data that survives uninstall?

Apps are supposed to store their data and related files either in /sdcard/Android/data/com.app.id or /data/data/com.app.id; however, many apps (especially ones from China) don't abide by this ...
Andy Yan's user avatar
  • 9,539
6 votes

How can I uninstall Google Chrome on my Android and recommend a suitable replacement?

You can uninstall an android system app without root using a USB cable and a computer. Install ADB (Android Debugging Bridge) package on the computer from Google (https://dl.google.com/android/...
jkeys's user avatar
  • 61
6 votes

Can I delete an app I got on sale?

From play store support: You can use apps you bought on Google Play on any Android device without paying again. However, each device must have the same Google Account on it. You can: ...
aBochur's user avatar
  • 2,539
6 votes
Accepted

How to manually remove an app?

To manually remove an app, you'll need to (manually) delete all of the following items: The app's package, usually in /data/app/<package name>. For system apps, delete /system/app/<something&...
iBug's user avatar
  • 7,787
6 votes

When an app is uninstalled, is its SharedPreferences database cleared?

SharedPreferences are actually saved in a file in the app private directory: /data/data/package_name/shared_prefs/somefilename.xml When an app is installed this directory and file are automatically ...
Gogu CelMare's user avatar
5 votes

How to remove the SIM Toolkit from my phone? (Without root or flashing any ROM)

An app can be disabled without root by running adb shell pm disable-user com.android.stk
nikstar's user avatar
  • 51
5 votes

When an app is uninstalled, is its SharedPreferences database cleared?

SharedPreferences database always deleted when app is uninstalled. But when in the AndroidManifest.xml allowBackup is set true then data is not cleared even if application is uninstalled and re-...
User123's user avatar
  • 51
4 votes
Accepted

Unable to update Google App on Nexus 6P running Android N Developer Preview

This is normal behaviour. My Nexus 6P also runs the developer preview and has this version: 5.14.15.NYC.21.arm64. The reason it won't update is because the actual version code is higher then the one ...
Thomas Vos's user avatar
  • 3,990
4 votes
Accepted

Can't uninstall an app in android which is showing ads frequently

I had a similar same problem and solved it this way: Go to Settings → Device Manager → uncheck unknown app Go to Setting → Apps → uninstall the first unnamed app from the list
Tengo's user avatar
  • 56
4 votes
Accepted

How to deinstall Talking Book

Go to play store, locate the app there and choose to uninstall !
beeshyams's user avatar
  • 41.1k
4 votes
Accepted

Can't remove bloatware after rooted

You don't have to root your device for debloating. System apps can be "uninstalled" from adb shell adb shell pm disable --user 0 <pkgname> (actually that will disable the app. Do this ...
alecxs's user avatar
  • 4,074
4 votes

Does uninstalling system apps using ADB commands increase internal storage?

Yes and no - that depends if the app has created user data at run-time and if it has installed an update e.g. via Google Play Store (system updates are irrelevant here). No Update via Play Store ...
Robert's user avatar
  • 20.5k
3 votes
Accepted

Unwanted apps auto installing without me doing anything. How to stop them?

The symptoms listed in the question indicate that the malware has infected the ROM (system partition most likely) or it was already shipped with the ROM and now has begun to show its color. In your ...
Firelord's user avatar
  • 25.2k
3 votes

Disable default Internet app on Android 6.0.1 on a Samsung Galaxy Tab S2

From https://www.xda-developers.com/uninstall-carrier-oem-bloatware-without-root-access/: WARNING Uninstalling system applications can be dangerous so please know what you’re getting rid of before ...
Joe's user avatar
  • 426
3 votes

How do I force reinstallation of an apk with different signature on rooted Android?

You can use an app called 'Lucky Patcher' witch contains many system tweaks, (root and busybox are required) then follow the following steps: Go to 'Toolbox' tab in the buttom. Select 'Patch to ...
Eskander Bejaoui's user avatar
3 votes
Accepted

Can I delete an app I got on sale?

Bochur's answer is correct. By way of additional information in your Play Store → Account → Order History , these apps will be shown as 0 price payment apps as the screenshot below shows - ...
beeshyams's user avatar
  • 41.1k
3 votes
Accepted

Google Play updates a non-existing application

Why Google Play calls something "an update", if in facts it installs it for the first time? Even if you think the app was not installed before it may be the case that the app was renamed. Therefore ...
Robert's user avatar
  • 20.5k
3 votes

How to reinstall an uninstalled system app through ADB?

I uninstalled the package com.google.android.partnersetup when I was going to uninstall other app. I couldn't recover it with Bo Lawson's method. Instead, I found this way: pm dump com.google.android....
dandan657's user avatar
3 votes

How to reinstall an uninstalled system app through ADB?

For those circumstances when install-existing solution is unavailable the dandan657's method works. But I've found an easier way to look for the location of the existing APK. In ADB shell type: pm ...
Slider2k's user avatar
3 votes

How does the app SD Maid find leftover files from apps that the user has already uninstalled?

First, this app has two versions - SD Maid (which is quoted in the link, recognizing by app logo since I have both versions on my device) and SD Maid SE. I can't link them (see next bullet). The ...
beeshyams's user avatar
  • 41.1k
2 votes
Accepted

Is force stopping an app equivalent to uninstalling it, as far as increasing the performance of a phone is concerned?

In some cases, yes, if your performance issue is not caused by low storage space. The improvement may be temporary, however, as apps can be restarted if they are registered for certain actions or ...
TomG's user avatar
  • 3,759
2 votes

custom rom with only selected apps and no play store

Install/trim whatever apps you want, then kill PackageInstaller either by using apps like TitaniumBackup (freezing it) or by deleting it altogether. Back up and have a try - I haven't tried it myself,...
Andy Yan's user avatar
  • 9,539

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