Sideload the App on Your Android
How to Sideload Apps on Android
Step 1. Download the app in the form of an Android Package Kit (APK) via the button above.
Step 2. Once the download completes, click the notification to install it.
Step 3. A pop-up message will inform you that you need to allow the app to "install unknown apps" before you can install the APK. Tap "Settings" to be taken there.
Step 4. Toggle the switch on to "Allow From This Source." You will need to do this for any app you use to install APKs.
Step 5. Now you can tap "Install" on the next pop-up to finish installing the APK.