Get help and learn how to use Skype with Microsoft's official support page.

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。

Windows 11引入了一项称为动态刷新速率 (DRR) 的新功能，该功能会根据你当时执行的操作自动调整刷新率。 这可以帮助你获得两全其美：当你需要游戏、浏览或墨迹书写时获得流畅的体验，当你不执行这些类型操作时，电池使用时间更长。

Windows 10, version 20H2 and Windows Server, version 20H2 update history; End of service statement; May 9, 2023—KB5026361 (OS Builds 19042.2965, 19044.2965, and 19045.2965)

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Microsoft Copilot is an AI-powered digital assistant designed to help users with a range of tasks and activities on their devices. It can create drafts of content, suggest different ways to word something you've written, suggest and insert images, create PowerPoint presentations from your Word documents and many other helpful things.

Windows 10, version 22H2 update history; July 23, 2024—KB5040525 (OS Build 19045.4717) Preview; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651)

Symptoms. I have a NetBook or an older PC with relatively low memory or little disk space capacity. How can I use USB stick or an SD-card to improve the working speed?

Prevents Windows Update from performing driver installations and sending restart notifications; Helps achieve a more stable frame rate depending on the specific game and system

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.