Are you facing ‘app not installed’ error while installing an app on your Android smartphone or tablet? If yes, then you just have come to the right place. In this guide, we’ll share the method to fix app not installed error on your Android device. It is really easy to solve this issue on your device. So, you can solve it easily and install the app on your Android smartphone or tablet. To fix the issue, you just have to follow the guide below. Below, we have described how you can solve this issue easily.
There are various ways to fix app not installed issue on your Android device. So, below, we have described some of the easiest methods to od that. You just have to follow the below steps, and you can do that easily. Even if you don’t have advanced knowledge about Android troubleshooting, still, you can fix the issue easily on your Android device. Just follow the step by step guide that we have described below, and you are good to go. Below, we also have described why you face such issues while installing an app on your Android smartphone or tablet. So, you can know why you face this issue on your Android device.
What is App Not Installed Error on Android?
It is an error that many Android users often face. They face this error when they want to install an app manually on their Android device. There are mainly two ways to install an app on Android smartphone or tablet. The first way is to install it through an app store like Google Play Store. And the second method is to download the .apk file of the Android app or game, and then install it manually on their Android device. Users face the app not installed error when they want to install an app manually on their device.
It is a really annoying error that doesn’t let the user install the app on their device. There are some Android apps that are not available on the Google Play Store. So, users download the .apk file of the app or game on their device, and then install it manually. But, sometimes, they face the app not installed error while installing the app. If you are facing the same issue, you can just follow the steps below to fix it. Below, we have described how you can fix this issue on your Android smartphone or tablet.
Why Users Face App Not Installed on Android?
There could be various reasons why users face this issue on their Android device. Below, we have described some of these issues. So, you can follow them and know why you face the app not installed error on your device.
No Storage
The most common reason why users face this issue is, because of the storage issue on Android smartphones and tablets. If your Android device doesn’t have enough storage, and you are trying to install the app manually that requires storage than your available storage on your device, then you can face this issue.
Already Installed
Another reason why you face the error could be because of an already installed app. If the latest version of the app that you are trying to install is already installed on your Android device, then you could face this error.
Not Compatible
If the app that you are trying to install manually on your Android device isn’t compatible with the current version of your Android device, then you can face the app not installed error. So, in that case, you have to upgrade the OS of your Android device.
Malicious App
There are some malicious apps described as useful and good apps are available for Android. So, if you are trying to install an app that is infected with virus or malware, then you can face this error on your device.
Unsigned App
Latest version of Android requires signed .apk files to install on your Android device. So, if the .apk file is not signed, then it’ll show app not installed error on your device. This could be another reason why you face this issue on your Android smartphone or tablet.
How to Fix App Not Installed Error on Android?
1. Check/Free Up Storage
The first thing that you should do to fix this issue is to check the storage of your Android device. If the storage of your device is full, then it won’t let the app install on your Android device. So, you have to go to Settings>Storage on your device and check how much storage is available. Sometimes, you need more storage to be available on your device than the size of the app or game. If the size of an game is 100 MB, this doesn’t include the data or OBB files of the game.
So, you have to free up storage on your Android device in order to install the app. You can free up storage on Android without root easily. There are various apps that are available that helps you to free up the internal storage of your device. All the apps are installed in the internal storage of your device. So, you can use an app like Link2SD Plus to move the apps from internal storage to external storage of your device. After you free up the internal storage of your device, just try to install the app manually that you were trying to install and was getting the error, and it’ll solve the problem.
2. Update Android to the Latest Version
The next thing that you can do to fix app not installed error on your Android device is, you can check for updates of your Android OS. Sometimes, if the app is not compatible with the current version of Android OS of your device, you could face the error. So, you can check for update and then try to install the app on your device. To check for updates, go to Settings>System updates and check for updates. If it finds update, then download and install the update. Then, try to install the app and see if you are still getting the error or not.
3. Check if App is Already Installed
If the app that you are trying to install is already installed on your device, then you can face the error. So, you have to check if the latest version of the app that you are trying to install is already installed or not. If you are trying to upgrade the app, then there could be problem as there’s already a version of the app is installed on your device.
In that case, you have to uninstall the app first and then try. Just uninstall the old or latest version of the app from your device. Then, restart your device once, and then try to install the app. The app that you are trying to install, if your Android device has already the latest version of the app, then you can face app not installed error on your device. So, it is really important to check weather you are installing the current version of the app or not. Alternatively, you can check for the app on your device, remove it and then install it.
4. Check if App is Malicious
The next method that you can follow to fix app not installed on your Android device is, you can check if the app is infected with virus or malware. Sometimes, if you are downloading an .apk file from the Internet, it gets virus. So, you have to make sure that you are installing a virus free app on your device. If the app has virus in it, then you’ll face the app not installed error on your device. So, you can try downloading the app from other sources, and check if it’s installing or not.
5. Disable Google Play Protect
Google Play Protect is a service from Google that protects your Android device from virus and malware apps. This service is available on the Google Play Store for free. What it does is, it detects virus and malware from an app that you are trying to install manually on your device. If the app that you are trying to install is blocked by Google Play Protect, it won’t let the app install on your device. So, in that case, you have to disable Google Play Protect on your device. Sometimes, Google Play Protect detects false threats on Android.
For example, you know that the app that you are trying to install is safe. But, Google Play Protect detects virus in it. In that case, you can install the app by disabling Google Play Protect. However, we don’t recommend that as Google Play Protect protects your device from virus and malware. If you still want to do that, just follow the steps below.
- First of all open the Google Play Store on your device.
- Now, click on your Google profile picture icon from the right corner.
- Then, click on ‘Play Protect’.
- Now, click on the Settings icon from the upper right corner.
- In the settings option, you’ll get the option to turn off Google Play Protect. Turn off both the options.
That’s it. Now, you can try installing the app on your device and check.
6. Sign the App Manually
The app that you are trying to install manually, if it’s not signed, then you can face the app not installed error on your Android device. So, you have to make sure that the app is signed and has valit signature. App signature is important for Android. If the app is not signed by the developer, then Android won’t allow it to install on your Android device. This is another common reason why people face app not installed on their device. So, you have to make sure that the app that you are trying to install manually has valit signature.
But, it’s not easy to check if the app is signed or not manually, right? Well, in that case, you can sign the app manually directly on your Android device. Yes, there are app signer tools are available for Android devices. You can try an app signer tool on your device, and then try to sign the app. Below, we have described how you can sign an app on your device. So, you can follow the process to sign the app manually on your Android device easily.
- First of all, download the apk-signer app from the Google Play Store.
- Open the app on your device.
- Now, click on Sign a file option from the Sign tab.
- Then, choose the .apk file that you want to sign.
- After selecting the file, it’ll start signing the app. So, just wait.
That’s it. You can install the app after it completes sign process on your device.
7. Enable ‘Install from Unknown Source’
Install from Unknown Source is an option that all Android devices gets. This option let the user install an external app on their Android device. If you are trying to install an app manually on your device, you have to make sure that you have enabled this option. For Android devices below Android 5.0 Android OS, you’ll get this option in Settings>Security option. From there, you can enable the ‘Install from Unknown Source’ option.
However, for Android device with latest version of Android OS, you have to allow the source from where you downloaded the .apk file. For example, if you have downloaded it using Google Chrome, you have to allow Google Chrome to install the .apk file. If you are installing the app from file manager of your device, you have to allow the file manager of your device to install the .apk file.
Final Words
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