My manual testing tends to be Chrome/Linux, Firefox/Linux, and Firefox/Android. That covers almost none of the likely users. From highest to lowest priority, should automate:
Chrome/Windows (large market share)
Firefox/Windows (some current users)
EdgeHTML/Windows (for Microsoft Store PWA)
Safari/Mac
Safari/iOS
Chrome/Android
My manual testing tends to be Chrome/Linux, Firefox/Linux, and Firefox/Android. That covers almost none of the likely users. From highest to lowest priority, should automate:
Chrome/Windows (large market share) Firefox/Windows (some current users) EdgeHTML/Windows (for Microsoft Store PWA) Safari/Mac Safari/iOS Chrome/Android