Valve shared some disheartening news for anyone still happily rocking a Windows 7, Windows 8, or Windows 8.1 gaming PC. Effective January 1, 2024, Steam will no longer support those operating systems. That still gives gamers nine months to make preparations, but once the calendar flips over to 2024, the Steam client will no longer run on anything
Source: Hot Hardware – Heads Up Gamers, Steam Is Kicking Windows 7 And Windows 8 Support To the Curb