Identifying by boot screen

Not sure what version you have? No problem. Which of these do you usually see when you turn on your PC?

Windows XP
Windows Vista
Windows 7
Windows 8
Windows 10
Windows 11

Identifying by sticker

Can't remember? No worries. Does your PC or laptop have a sticker like one of the ones below?

Windows XP
Windows Vista
Windows 7
Windows 8
Windows 10
Windows 11