How To Fix Android App Not Installed Error
App not installed is no more a Heade Ache Error during Application installation as many people experience it on a day-to-day basis. “Application not installed” error message usually Comes when you are trying to install an App with a .apk file extension from somewhere other than the Google Play Store. The error is very confusing at first but make sense when you realize that this unknown Error Code during Application installation is neither a software issue nor a hardware problem. It is a direct outcome of what you do with your device. Oh Yes, you heard that right. Your faulty actions can cause Android App not installed error. Please here is all you need to know First
Known reasons for “Android App not installed” error
Given below are a few reasons for Android App not installed error:
1. Insufficient storage/No Space
Android software and if data such as photos, videos, music, messages, Apps, contacts, emails, etc are stored in the internal memory there is not adequate storage left for another App, leading to Android App not installed error.
2. Corrupted/Contaminated App file/Bad App
When you do not download Apps from the Play Store and choose another platform to do so, App files are usually corrupted and hence cannot be installed on your device smoothly. You should be doubly sure of the source from where you download an App, check its extension name and make an effort not to install contained files.
3. SD Card not mounted in the device/ No SD Card
At times your phone could be connected to your PC or another electronic device which can access the SD Card from your device. In such situations when you install an App and choose to save it to your SD Card, you will see Android App not installed error because the App cannot find the SD card as it is not mounted in your device.
4. Storage location
You must be aware that certain Apps work their best when stored in the device’s internal memory, whereas there are others which need to be located on an SD Card. If you do not save the App in an appropriate location, you will find that the App isn't installed because of an unknown Error Code.
5. Corrupt storage
Corrupted storage, especially corrupted SD Card, is a known to cause the Android App isn't installed error. Even the internal storage can get clogged due to unnecessary and unwanted data, some of which might contain an element that disturbs the storage location. Take this issue seriously as a corrupted SD Card and even clogged up internal memory can put your device in danger.
6. Application Permission
Software operations running in the background and App Permission are not new concepts. Such errors can also cause the Unknown Error Code during App installation.
7. Incorrect file
If you already have an App installed but download another variant of it having a distinct signed or unsigned certificate can also make the Android App not installed error to pop-up. This sounds technical, but this and all the other reasons listed above can be tackled by you.
The Unknown Error Code during Application installation can occur due to any one or more of the reasons stated above. So read them carefully and understand them well to avoid such glitches in the future.
Possible Solutions:
First Method:
- Delete unnecessary files/ Unstall unnecessary Apps
- Use only Google Play Store
- Mount your SD Card
- Change App location wisely
- Format SD Card
- App Permissions
- Choose the correct App file, Know where to Get your Apk file
- Reboot your device
- Know your internal or Sd Card starage
- Clear Cache Partitions
- Remove SD Card
- Root your Device/Phone
- Performe Factory reset.
Second Method:
Download and Instal APK Editor:
You can make some changes in the version code or SDK to do so. This method also works on Firestick and Fire TV.
Step 1. Download APK Editor app from Google Play Store.
Step 2. Now open APK Editor App and click on ”Select APK from APP” or “Select an Apk File”
APK Editor
Step 5. Now look for the App and click on “common edit”.
Step 6:.Here change the Install Location to any other option whichever applicable for your device. You can also change the Version Code of the App to any older one which is supported by your device.
Step 7. Apply the changes in APK Editor App.
Step 8. Uninstall any similar pre-installed app and install the modified App from APK Editor.
No Success? Follow The Next Step.
2. Sign the Unsigned App
1. First, download and install ZipSigner from Google Play Store.
2. Launch the app.
3. You will see the app dashboard. You will see the dashboard,
4. Now, tap on Choose input/output and locate the apk file
5. Then tap on ‘Sign the file’.
6. Let the process be complete and then install the signed apk.