Steam is ending support for 32

Follow this guide to force your Steam client to run in native 64-bit mode without waiting for the official rollout. Select the Steam Beta update to opt in for 64-bit mode (Image via Valve)

對於使用 Windows 裝置打機的玩家來說，Steam 支援 32-bit 與 64-bit 版 Windows，代表即使用已有相當歷史的 Windows 機，只要效能不俗，一樣可以用來打機。 不過 Steam 已經公布，他們由明年起，改為只支援 64-bit Windows，變相要求受影響的玩家們及早改用 Windows 11。

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That era is ending: Valve will discontinue 32-bit support in the coming days as Steam fully transitions to a 64-bit architecture. Valve has begun rolling out the latest version of the Steam...

Valve’s latest client update shifts Steam to 64-bit on Windows systems. Valve has begun the final phase of its plan to end Steam support for 32-bit versions of Windows, with a December...

The Steam client finally makes the move to 64 bit on Windows, laying the groundwork for better performance, stability, and future updates across PC gaming’s largest platform.

近日， Valve 正式官宣 Steam 客户端全新更新计划，该更新将以自动推送形式覆盖用户，核心变化在于实现 Windows 平台的 完全 64 位运行 —— 这并非 32 位应用在 64 位系统中的兼容运行，而是客户端底层架构的彻底升级，标志着 Steam 在 Windows 生态的技术迭代迈入新阶段。