On older Android devices the default web browser is unsuitable for use with the Five Good Friends web-app. Chrome, developed by Google, is a more modern web browser that will help you have the best experience when using the Five Good Friends web-app.
This may apply to you if you use a:
Samsung Galaxy S3, the default web browser is named Browser
Samsung Galaxy S5, the default web browser is named Samsung Internet
You will need a Google account to download apps from the Play Store. If you have a Gmail address, you have a Google account.
Open the default browser.
Tap the Install button and follow the installation instructions.