If you encounter issues while downloading apps, you can try various solutions. Ensure that you are connected to a stable internet connection via Wi-Fi or mobile data. Clear the cache and data of the Play Store app, update the app, check for available storage space, and restart your device.

In order to install apk file to the Android device, basically we need to do the following. 1. On Android device, navigate to 'Apps' > 'Settings' > 'Security', enable 'Unknown Sources', then tap 'OK' to agree to enable this setting. This will allow the installation of third party apps and standalone APKs.