If you’re using the app on your phone, and you’d like to add the app to your homepage so you can easily access it, then:
If prompted to add the app to your homepage then answer ‘yes’
Or – on Android phones – from the the three dot icon at the top right hand corner choose ‘add to homepage’ or ‘install’ (depending on your browser).
Or – on iPhones – click the Share icon at the bottom of the screen:
And then scroll down and click on the Add to Home Screen option.