Samsung Galaxy S3: How to Install .Apk Files Applications

One of the advantages when you use Android-based smartphones like the Galaxy SIII when compared with another smartphone with another OS is on Android phones you can download and install thousands of useful apps easily through Google Play Store.

See also: How to Download and Install Apps Through Google Play Store on Samsung Galaxy S3

Even so, due to policy issues certain useful applications no longer be found in the Play Store. But do not worry, Android will still allow you to install the application from another source with .apk format to your phone. But, before you decide to install these apps make sure that this is taken from trusted sites to minimize the risks that may be posed by these apps.

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How to install .apk files apps?
As written on, to be able to install third-party .apk apps on the Galaxy SIII you need to follow the easy steps below:
  1. First of all download .apk files into your computer.
  2. On your phone, go to Settings.
  3. Scroll to Security and lock screen, then tap on it.
  4. Tap on Device administration.
  5. Tick the Unknown sources checkbox to allow your phone to install apps from sources another than the Play Store.
  6. Click OK on the window that contains the warning message of installing third-party .apk apps.
  7. Connect your phone to your computer using a micro USB cable.
  8. Once the devices are connected, copy the downloaded .apk file from your computer to your phone. Save this file in the apk folder on the SD card.
  9. On your phone, Go to My files app.
  10. On this app, select the storage area and find the folder that contains the .apk files that you want to install on /storage/sdcard0/apk/
  11. Tap on .apk files to begin installation.
  12. Wait until the installation is complete.
  13. Done. Now your selected third-party .apk files have been successfully installed on your phone.

Due to installing apps from sources other than the Play Store can make your data and device vulnerable to attack from these apps, then make sure that .apk files taken from trusted sites and only install this application if you need them and if you do not find another alternative applications in the Play Store. So, if you do have to install .apk files on your phone, then you can use the method mentioned above. Hope it will be useful for you :)


  1. Says, "App not installed." what do I do? :(

    1. Hi MyOps,
      Thanks for coming.
      Try to sign your apk with JDK 6 keytool, then install the signed apk with ADB. Here I found useful links which is explaining clearly step by step about how to install and use ADB :
      Hope this helps :)

  2. Every time I try to install a apk application it always says there is an error parsing the package us there a solution to this.


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