Valve has released its monthly report on Steam market shares broken down by each operating system in the market and there is some surprising news for Windows 10 and 11.

According to the latest Steam Hardware and Software Search results, Windows 11 experienced a 0.11% decline in its market share on Steam, going from 21.23% to 21.12%. This effectively marks the first time Windows 11 has lost players on Steam instead of gaining them.