Top 12 Ways to Solve “App not installed” on Android

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Android is the leading operating system and most phones are based on the Android system. Android users download various applications on it to make their life easy. Google Play is an authenticated source for downloading the applications, but sometimes you see an error pop up, saying that the app not installed.

You can solve the app not installed error through some research and by finding the ways to fix it. It is a common error that most people face day to day and here you will learn how to solve this issue with ease.

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Reasons Why You Can’t Download Apps on Android

If you are unable to install the application on your android phone, there can be multiple reasons. Even if you are downloading it from an authentic source, there can be other reasons behind it, which will make your android unable to download the applications.

You might not know what is the main reason behind the app not installed error, but here we have listed some of the reasons behind the android application not installed problem.

Lack of space in the SD card can be a problem for you. You will not be able to download the app if you run out of space in your SD card. Therefore, you will receive this notification.

Inappropriate app location can also be the problem. If you are unable to select the correct location for the application you want to download, your Android might not be able to install an application.

If the location where your applications download is the SD card but your system is unable to detect the SD card in your phone. 

If you are downloading a file from an unknown source, which is somewhere other than Google Play, you may get this error due to the source and the security issues.

If the file you are trying to download is corrupted, then the android system will not download the file and will provide you the error message.

Back up Your Android before Fixing

All the errors you need to fix will affect the device system and the only solution is to fix them. But before that, in order to avoid losing the data, all you need to do is to back up your device. So that the app not installed fixes will not result in loss of the data.

Here are a few steps on how to back up the data on your Android.

Step 1: Go to the settings in your Android and then select Backup and Reset.

Step 2: Click on the Back up my data option. Now the backup will start. Before you do the fixing, make sure the backup is complete.

back-up-android

Please note that he steps of backing up your Android vary from different devices and Android operating system versions.

You have already known some of the reasons behind the application not installed error, but you also need the solutions to solve it. You need to take some steps to get rid of the problem now. Below we have listed the top 12 ways for you.

1Restart Your Android

Restarting your phone is one of the solutions. It will reboot the system and help you in downloading the application. Here are the steps on how you can restart your Android.

Step 1: Hold the power button for a few seconds.

Step 2: There will be options of power off, restart, and emergency mode. Select the restart option and let the device restart now.

restart-android

There is another way to reboot your device.

Step 1: Hold the volume and power button simultaneously.

Step 2: Hold it for a few seconds.

Step 3: This will reboot your system immediately and your app not installed fixing is done.

2Download Apps from Google Play

Google Play is the authenticated source to find and download any application. If you want to avoid the app not installed error, Google Play should be your first choice to download the apps.

Step 1: Open the menu and click on the Google Play app.

Step 2: Search the app you want to download and click on download.

Step 3: A window will open, click on accept. Then your app will be downloaded soon.

download-apps-from-google-play

3Check the App Location

Some apps cannot be downloaded on SD card and some needs an SD card. So to avoid this error, you need to check the file location. Here is how you will check it.

Step 1: Open the setting app and open storage.

Step 2: In the storage, you will find SD card and internal storage. From here you can easily see the location of the app and move it to the other storage.

check-app-location

4Check the App File

There are many possibilities that your app file might contain a virus if it is not from the appropriate source. So you need to check the app file to avoid the virus entering your system and also avoid the android app not installed error.

5Avoid Installation from SD Card

Most of the time when you are downloading from the external sources, your device will not accept the files. The reason is about the corrupted files, so you should avoid doing it on the SD card. But what you can do is to download the APK editor. It will let you install the app in the internal storage and will make sure your device is accepting files from external sources.

6Sign the Unsigned App

To sign the unsigned app, you will need to download the Zipsigner application from the Google Play. It will help you launch the signed app.

Step 1: Download and launch the Zipsigner app.

Step 2: On the dashboard, you will see input/output.

Step 3: Select input/output and sign the app.

Step 4: Now install and sign the file with APK.

sign-unsigned-app

7Reset App Preferences

At times you will see the error of application not installed because of the app references you have set. Here are the steps to fix the app installation error.

Step 1: Go to the settings and open app.

Step 2: Check the menu and there will be an option of reset preferences.

Step 3: Click reset preferences.

reset-app-preference

8Delete Useless Applications

You may have a clutter of useless files in your device. The app and the files are not useful for you. So, you can clean this clutter by deleting the app.

Step 1: Select settings and open apps.

Step 2: Find out the apps that you no longer need.

Step 3: Select the app.

Step 4: There will be an option of delete, so choose to delete this app.

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9Clear Data & Cache of Package Installer

This problem will arise because of the data and the Cache that has been stacking. What you need to do it to clear that.

Step 1: Open the settings.

Step 2: Click app. This is where you can clean the cache and the data of your application and from your device.

clear-data-cache

10Mount Your SD Card

The problem of app not installed will arrive if your SD card is not in place. To check if your SD card is in place, follow the following steps.

Step 1: Open settings and open storage from there.

Step 2: Find the storage info and you will see the option of the mount SD card and click on that.

mount-sd-card

11Format Your SD Card

Before you start downloading the app and files on your SD card you need to sure that there is no virus and it is clean from other files. For that, you need to format your SD card.

Step 1: Select setting app and select storage. 

Step 2: You will find the option of format SD card and click on the format SD card.

format-sd-card

12Change the App Codes

You also need to check the application file. It is possible that the code does not support your device or the earlier version is not capable.

Step 1: Download the APK editor from the Google Play store.

Step 2: Choose a file and change the code or the location whatever is required for your device. Then install the application.

Conclusion

So, the bottom line is that there are multiple reasons you can get the application not installed error, what you need to do is to choose the appropriate source and avoid the bugs. You can try all the above solutions that have been given above. 

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By  Robert Moore , to Android Issues

Posted on Jun 12, 2019  ( Updated: Jun 13, 2019 )

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