Valve: Steam for Linux on Arm Chips Isn't Officially Supported

Valve confirmed that Steam Client for Linux on Arm chips is not officially supported, with support limited to x86-64 processors from AMD and Intel. SteamOS is optimized for the Snapdragon 8 Gen 3 in the Steam Frame headset, and Proton 11.0 has been ported to Arm.

• Official Steam for Linux support is limited to x86-64 from AMD and Intel
• Valve responded to a GitHub bug report: Arm hardware is unsupported
• SteamOS is optimized for Snapdragon 8 Gen 3 in the Steam Frame headset
• Proton 11.0 was ported to Arm, but the Steam client itself was not