This step is essential because, for security reasons, Android devices usually prevent installations from sources other than the Google Play Store. Users can accomplish this by going to the security sectionrummy lite of their device's settings & turning on the option that permits installations from unidentified sources. Users can find the downloaded APK file in the file manager on their device & tap on it to start the installation process once this setting is enabled. After completing the installation by following the on-screen instructions, players can open Rummy East APK and begin playing their preferred card game.