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How To Fix “App Not Installed” Error Without Root – Working Solutions

| Updated on: November 11, 2019

Getting “Android app not installed” error while installing an app on your phone? Here are 9 Simple And Quick ways to resolve this error and Install any of your favorite app.

Android app not installed is no more an unknown error as most of the smartphone users are encountering it on frequent basis. “App not installed” “Apk won’t install” or “Can’t install apk” has become a common android error which you will mostly face while installing an app from third-party websites or other sources rather than Google play store.

Not just a Third-party website, sometime even if you are installing an app from Google Play store “Android app not install error” may occur. The reason why we are telling this is because we recently faced this issue while installing VLC player from Play store.

As the error has come out to be very common among Android users, it’s not any more confusing. So you need to panic as this is neither a software issue nor a hardware problem. If you want to know more about why you get App not installed error as well as how to fix app not installed without root then please stick with this post.

What causes the “App not installed” error in Android?

There is no one single reason behind this particualr android error, Reason for getting this error can be different for different android smartphone. After investigating this particular issue, We found some possible reason Why android users are getting error while installing apks. Lets have a look at it:

android app not installed

1. Corrupted/Contaminated App File

If you download any apps from a third-party source other than Google Play store then is a high chance that the build may have corrupted or some of the core files have been modified knowingly or unknowingly. This means you can’t install those apps as smoothly you install any normal apk file. So, make sure to download apps from a Trusted source and check the extension name before installing the app on your phone.

2. Insufficient Storage

If you have stored too much data such as photos, videos, music, messages, Apps, contacts, etc in the internal memory and there is not adequate storage left for another App then this will also lead to Android App not installed error.

3. SD Card not mounted in the device

If you have connected your phone with Laptop or any other electronic device which can acess the SD card of your phone, in such situtaion when you try to install an app and choose to save it on your SD card, you will for sure get “App not installed” error because the app will be not able to find the SD card as it is not mounted with your phone.

4. Storage location

There are few apps which works best when they are stored in internal storage, whereas few apps work best when they are stored in SD card. So, if you do not save the app in an appropriate location then you might get the error while installing apks.

5. Corrupt storage

Corrupt storage, especially the SD card is one of the common reason why you get “Application not installed” error. So, try to change your SD card or try to save the app in internal storage.

6. Incompatible Application

If you are trying to install an app that is not compatible with your phone, then you may get the error while installing the app.

How to Fix App Not installed Error without Root?

Below we are sharing several troubleshooting methods, which can help you resolve Android App not installed error pops-up. We will recommend you to try below mentioned every troubleshooting one by one, as it will not take more than 1-2 minute in every troubleshoot.

Method 1: Using Airplane Mode

This is one of the easiest method to avoid apk won’t install error, because here all you need to do is enable Airplane mode and install the application. This will suspend all the transmission signals that the device is trying to get from services.

Step 1: Just swipe down from the top of your phone screen.

Step 2: Now look for the Airplane mode toggle in the grid and Turn it on.

enable airplane mode android

Step 3: Now go and try to install the appplication again.

Step 4: While installing the application, a popup may appear regarding “Blocked by Play Protect

Step 5: In case it appear, Just expand the “Details” by drop-down icon and click on “Install anyway

Method 2: Change App Codes

There might be a chance that the apk file you are trying to install on your phone has some default settings applied to it, which is not adjusting with your device and that’s why you are unable to install the app on your phone. By using a third-party app editor you can easily change those settings and make it a better match for your device.

Step 1: First of all download and install APK Editor app” on your phone.

Step 2: Once the app is installed, open the app and click onSelect an Apk File button.

APK Editor

Step 3: Now look for the App which you wish to download and click on “common edit”.

Step 4: Here you’ll need to click on the Intsall location and select “Internal Only

Step 5: Apply the changes and try to install your application.

This app can also help with changing the Version Code of the App to any older one which is supported by your device.

Method 3: Reset All the App Preference

Step 1: Open the setting of your phone.

Step 2: Go to Apps manager.

Step 3: Check for All Apps.

Step 4: Click on the mneu icon.

Step 5: Finally tap onReset App Preferences.’

Reset App preferences

Method 4 : Use an older version of the App

Sometimes latest version of few apps may not support your android device due to some system limitation. In that situation, you can always go to any thirst party apk website like Apkmirror or APKPure and download any older version of the app.

Method 5 : Clear Data and Cache of Package Installer

Step 1: First of all open settings of your phone.

Step 2: Scroll down a bit and click on Apps or Manage apps.

Step 3: Look for the Package Installer App under system Apps and tap on it.

Step 4: There you will get two option Clear data and Clear Cache, Just click on both one by one and try to install the app again.

Method 6 : Allow Apps from Unknown Sources

This can be also one of the reasons behind getting the android app not installed error. Here is how to fix this:

Step 1: Open device settings.

Step 2: Scroll down to the bottom and go to security

Step 3: Look for the Unknown Sources option and click on the toggle to enable this option.

Image result for how to enable unknown sources on android

Now try to install your favorite app.

MEthod 7: For Root Devices

Step 1: First of all download and install any root explorer app like Root Explorer PRO and open on your rooted phone.

Step 2: Now yu’ll just need to copy the apk and then go to system >app and grant all the required permission to the app.

Step 3: That’s it app will be easily installed on your device.

Method 8 : Using Lucky Patcher

Again this method only works on Rooted phone.

Step 1 – First of all download and install Lucky Patcher Apk on your phone.

Step 2 – Click on the Toolbox option.

Step 3 – Then click on Patch to android.

Step 4 – Check “Signature Verification status always true” and “Disable apk Signature Verification” and Apply.

Now your phone will automatically reboot…Once the phone is successfully rebooted try to install your desired app.

Read also :

Here we have shared every possible method to fix Android App not installed error. Try every possible fix one by one and you’ll easily solve this issue. In case If none of the methods mentioned above have resolved the issue for you, then we will recommend you to use android repair tools like “Dr phone Repair tool ” which can easily scan the repositories to replace corrupt and missing files and Fix All Android Problems Like a Pro.

About Shivam Choudhary

Shivam Choudhary is the founder of Gadgetsprout.com and many other online ventures. He is blogging since the age of 15. Writing has always been at the center of his life and the passion for technology and gadgets that he developed over the years influenced him to start Gadgetsprout.com

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