How to Fix App Not Installed Error on Android

1. Insufficient Storage

The photos, videos, music, messages, and many more things are stored in the internal memory of your device, and there is no space left for any other application to get installed, thus leading to App not installing Android error.

2. SD Card Not Mounted in the Device

Sometimes your Android device can be connected to the PC that can access the SD card of your device. In such a scenario, when you try installing the apps on your Android device and choose to save it to the SD card, you will encounter the error of apk won't install because the application cannot find the SD card as it is not mounted in your device.

3. Corrupted App File

When you download the application from any platform other than Play Store, then the app files might be corrupted, and hence they can pose the issue of the Android application not installed. So, you must always be doubly sure of the source from where you are downloading the application by checking the name of its extension.

4. Storage Location

As an Android user, you might be well aware that some applications work seamlessly when stored in the device's internal memory, whereas other applications need to be stored in the SD card. So, if you don't save the application in the correct location, then you may face the error of App not installing on Android.

5. Application Permission

Application permissions and software operations running in the background of your Android device are not the latest concepts. Such errors can cause the Unknown Error code while installing any application.

6. Corrupt Storage

Last but not least, the final cause behind the application not installed Android error is corrupt storage. Corrupted storage, especially the corrupted SD card, can cause Android application not installed error. Even the internal storage of your device can get clogged due to unwanted data, some of which may contain elements that ultimately disturb the storage location.

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How to Repair Android System to Fix App Not Installed Error

• Step 1 Free download, Install and launch the UltFone Android System Repair on your PC. Now, connect your Android device by using a USB cable and click on the Repair Android System function from the main interface of the software.

  

• Step 2 Select the appropriate device information to procced. This is very important because any wrong information can get your device bricked.

  

• Step 3 Upon providing the device information, you can click Next to start downloading a compatible firmware file for the device.

  

• Step 4 Once the firmware package gets downloaded, hit the Repair Now to start repairing Android system.

  

• Step 5 The repairing process may take a few minutes. You don’t need to do extra operation but wait for the device to restart after the repairing.

  

That's all! You have successfully repaired the system problem in your Android device, and now you can check if App not installed android issue is fixed or not!

1. Download Apps Using Google Play Store Only

The first way to solve the error of the Android app not installed is to download apps by using Google Play Store only. Google Play Store is an excellent platform that is specifically designed for Android software. It contains only the trusted applications, and therefore it is always recommended to download the apps from Google Play Store only.

2. Delete Unnecessary Apps

If insufficient storage on your Android device is the reason behind the App not installing on Android, you can fix it by deleting the unnecessary apps. You simply need to make some storage space on your device by cleaning the unwanted apps, and you can do this easily by:

1. Step 1. Visiting Settings and selecting Apps or Application Manager from the list of options.
2. Step 2. Select the App you wish to remove and wait for the App info screen to open.

3. Step 3. Now, hit the Uninstall button to uninstall the unnecessary App on your Android device.

   

3. Mount SD Card

Often the SD card might be appropriately installed in your Android device, but it can still be inaccessible. So, mounting the SD card again can make it accessible!

Here's how you need to mount the SD card!

1. Step 1. Go to the Settings of your device and select the Storage option from the list.

2. Step 2. Here, hit the Mount SD Card option on the Storage info screen.

   

3. Step 3. Simply restart your Android device now and try installing any app and see if the issue still persists or not!

4. Choose the Proper Location for the App

Sometimes the storage location of the App can create the error of apk won't install, and therefore you always need to choose the proper location for the App. It is always suggested for the Android users not to tamper with the location of the application and allow the App to decide where it needs to be stored. In fact, it is always best to store the application in the internal storage of the device.

5. Format SD Card (If Have)

Another way to fix applications not installing on android error is by formatting the SD card. When this issue occurs due to the corrupted SD card, formatting the SD card becomes necessary.

So, here's how to Format an SD card!

NOTE: Before following the steps stated below, make sure to create a backup of the data on an SD card so that you do not have to suffer data loss.

1. Step 1. Go to the Settings of your Android device and click on Storage.

2. Step 2. Here, choose the Format SD Card option and mount the SD card again to use it smoothly.

   

6. Reset App References/Reset App Permissions

Last but not least, the final way to fix the "can't install apk app not installed" error on Android is by resetting the App permissions. For this, you simply need to:

1. Step 1. Go to the Settings> Apps.

2. Step 2. Now, you simply need to navigate to Reset App Preferences or Reset Application Permissions and click on it.

   

This will allow the third-party applications to get installed on your Android device flawlessly!