What are the technical requirements? Follow
TypingTest Pro is a web application and doesn't require any downloads. To use TypingTest Pro, you need an internet connection and it's recommended to use the latest version of any modern browser (Chrome, Safari, Edge, Firefox.)
TypingTest Pro supports iOS11 or newer, and Android 8 or newer. Note however that you need to use an external keyboard to take the test with a mobile device.