If you use an android device, chances are you’ve come across the App Not Installed error on your phone when you tried to install an application. This error could come at a wrong time and no matter the amount of time you try to install the application it still shows the same error. Frustrating? – Yeah, right! We shall be looking at how to fix app not installed without root on android devices.

Reasons you are getting the App Not Installed Error

• Corrupt apk file – Sometimes we download apk files from third party websites without using the official Playstore, trying to install this will bring out the error.
• Low Storage Space – Your device storage space is filled up. Hence, you cannot install new applications.
• Invalid App Signature – Every applications has a designated signed certificate, installing the same app with a different signature will result in an error.
• App compatibility with Android Version – There are some applications on the internet which are only meant to work on some Android versions. Installing these applications on newer android versions will show error.
• Applications Permissions – The android OS allows different app to have its own permissions, tampering will this might cause some apps not to install.
• Corrupt Storage – If your phone or SD card storage is corrupted, you will not be able to install applications on it.

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How to Fix App Not Installed Without Root On Android

• Install applications from Playstore only if possible. Installing apks from other websites is risky.
• Restart phone when this error occurs. Remove the battery, SIM, SD card – insert again and reboot device.
• If SD card is corrupt, format or replace SD card.
• Reset app permissions. Navigate to Settings – Apps and reset app preferences.
• If you’ve changed the default app installation locations, change back to automatic and let system decide in case there is no storage space.
• If storage is full, free up spaces by uninstalling irrelevant apps and deleting junk files.
• Go to settings and allow installation of applications from unknown sources.
• If all fails you will need to do a hard reset and restore factory settings, before doing this make sure to back-up all files somewhere else.