Fix App Not Installed Error on Android Phone

Here’s how you can Fix App Not Installed Error on Android Phone. You have seen this error many times on your Android devices while installing Apps through APK.

This is the most common error. Every time you try to install an app from an unknown source. You can expect ‘App Not Installed’ or ‘Application not Installed’ Error. This can happen because of many reasons. In this Tutorial, I’ll address all the issues which can cause this error to trigger.

Let’s start the method.

App Not Installed

Fix App Not Installed Error on Android Phone:

Before moving on to the method to fix App Not Installed Error on Android Phone. Let me give you an overview of what is the reasons behind App Not Installed Error.

Why you see App Not Installed Error:

  • May the App Build you have Installed is corrupted. Moreover, the core files of the app being modified.
  • The App you are trying to Install may be blocking some permissions.
  • Your device is not supporting the SDK version.
  • You might be installing an unsigned app.

Fix App Not Installed Error:

Now let’s start the methods which can be used to Fix App Not Installed Error on any Android device.

Sign the Unsigned App:

  • Download and Install ZipSigner on your device.
Price: Free
  • Once you’ve installed the ZipSinger, Launch it.
  • You’ll be the in-app dashboard, here you’ll see many options. Tap on Choose Input/OutPut.
  • Now locate the APK file you want to Sign.
  • Select the file, then tap on Sign the File button.

Now all you can do is wait for the process to finish up.

Reset All the App Preference:

  • Head over to the settings.
  • Scroll down and look for Apps.
  • Tap on 3dots located on the top right side of the screen.
  • Select Reset All the App Preference.
  • Tap on Reset.

Change App Codes:

  • Download APK Editor App on your Android device.
APK Editor
Price: Free
  • Open APK Editor App, Tap on Select an APK File.
  • Select APK File, Click on Common Edit.
  • Here you can easily change the version number and SDK number. Once done, Tap on Apply.
  • Now Install the modified APK as you normally Install APK.

Clear Data and Cache of Package Installer:

  • Open Settings on your device.
  • Scroll down and Tap on Apps or App Manager.
  • Find the App name ” Package Installer ” under system Apps.
  • Clear the Data and Cache of the Package Installer.

Allow Apps from Unknown Sources:

  • Open Settings -> Security -> Unknown. Enable the Unknown Sources.

Root Devices:

  • Download and Install Root Explorer on your Android device.
Root Explorer
Price: $3.99
  • Copy the APK file, Open Root Explorer, Systems->Apps->Grant permissions.
  • Now try installing the APK file again.

These were all the possible solutions to troubleshoot App Not Installed Error on Android Phone. Let’s know how was your experience.

Ali Raza

Admin at Techbeasts
On Techbeasts, +Ali Raza shares his experiences about the Gadgets he uses, He loves to collect different wallpapers for his Android, Apple smartphones and his laptops, so he also brings you the best wallpapers for your devices.
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