Step 1: Allow to install third-party Android apps, from your settings.
Step 2: Click on banner above and "jakkass.apk" file will start downloading.
Step 3: Once downloaded, drag down the notification bar from top and tap on "jakkass.apk" file.
Step 4: Now, simple click the button Install app that you will see after you clicked the "jakkass.apk" file.
Step 5: Finally, the application will be started to install in your Android that you can enjoy whenever and wherever you want.