OS + Browser Icons
Pair of icons representing the operating system and browser a session ran on. Falls back to a generic desktop icon for unknown OS and a question mark for unknown browsers.
Default
Known combinations render their brand icons; unknowns use the fallback glyphs.
macos + chrome
ios + safari
android + chrome
windows + edge
windows + firefox
linux + firefox
macos + opera
ios + twitter
Unknown OS + firefox
macos + Unknown
Both missing