Browser_or_AT,Version_policy,Platform,Coverage Chrome desktop,Latest stable and previous major,"Windows 11, macOS","All functional, visual, performance smoke" Edge desktop,Latest stable and previous major,Windows 11,All functional and visual smoke Firefox desktop,Latest stable and previous major,"Windows 11, macOS","Functional, keyboard, layout, forced-colors where supported" Safari desktop,Latest stable and previous major,macOS,"Functional, dialog, storage, typography, visual" Safari iOS,Latest stable and previous major,Representative iPhone compact and large,"Navigation, dialogs, virtual keyboard, form, viewport" Chrome Android,Latest stable and previous major,Representative Android phone,"Navigation, dialogs, virtual keyboard, form, viewport" Assistive technology,NVDA + Firefox/Chrome current,Windows,Critical paths Assistive technology,VoiceOver + Safari current,macOS/iOS,Critical paths Assistive technology,TalkBack + Chrome current,Android,Critical paths