Windows 7, 8 and 8.1 support will end tomorrow (January 1st 2024)
Windows 7, 8 and 8.1 support will end tomorrow (January 1st 2024)
help.steampowered.com
Steam Support :: Windows 7 and Windows 8 Support
This affects roughly 0.91% of the users according to the latest hardware survey (november 2023)
https://store.steampowered.com/hwsurvey/Steam-Hardware-Software-Survey-Welcome-to-Steam