Change the power mode for your Windows PC - Microsoft Support
Choose the power mode that works for you and what you want to do on your Windows 11 PC. This lets you determine what’s important to you—getting the best battery life, best performance, or a balance between the two. To change the power mode, select Start > Settings > System > Power & battery.
Give your PC a Fresh Start - Microsoft Support
Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.
Windows 11, version 23H2 update history - Microsoft Support
The update history page will provide you with the build numbers for 22H2 and 23H2. This will make it easier for support to assist you if you encounter issues. This new update will be cumulative with all the newly announced features including Copilot in Windows (in preview) plus additional changes.
Get to know Game Bar on Windows | Xbox Support
Use Game Bar to play and chat with friends. Performance (9) – Track your game’s frames-per-second (FPS) and other real-time stats. For more info, go to: Track your PC’s performance with Game Bar. Resources (10) – See what apps and processes are using system resources to help you optimize gaming performance.
Touch gestures for Windows - Microsoft Support
To change the default touch gestures on your Windows 11 PC, select Start > Settings > Bluetooth & devices > Touchpad. Select Three-finger gestures or Four-finger gestures to change what your swipe gestures do. See the common touchpad gestures for your Windows 10/11 device.
What controllers can I use for cloud gaming on Xbox?
If you’re using a web browser to play cloud games, the Xbox Wireless Controller is currently the only officially supported controller. Other controllers may or may not work for cloud gaming on a browser. For cloud gaming on smart TV, see: Connect a controller to your smart TV.
激活 Office - Microsoft 支持
选择下面的 Microsoft 365 版本，了解如何激活 Microsoft 365。. 激活 Microsoft 365 或非订阅版本的 Office. 激活预安装在新 Windows 设备上的 Office. 激活新 Windows 设备上包含的 Office 购买或产品/服务. 从 Microsoft 工作区折扣计划激活 Office. 激活一个全新的 Office 产品密钥. 解决 ...
Applies To:
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Windows 帮助和学习
查找有关 Windows 操作系统的帮助和操作方法文章。. 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。.
将 Windows 电脑用作移动热点 - Microsoft 支持
将 Windows 电脑用作移动热点. 通过 Wi-Fi 与其他设备共享 Internet 连接，将 Windows 电脑变成移动热点。. 你可以共享 WLAN、以太网或手机网络数据连接。. 如果你的电脑具有手机网络数据连接并且共享该连接，它将使用流量套餐数据。. 选择 “开始 ”，然后选择 ...
适用于 Surface 的 USB-C 和快充 - Microsoft 支持
为了获得最佳性能，我们建议使用 USB-C PD 充电器，其功率至少与为 Surface 设计的电源相同。. 有关 Surface 电源的详细信息，请参阅 Surface 电源和充电要求 。. 如果使用 USB-A 到 USB-C 电缆连接较低电压的充电器或 USB-A 充电器，则设备可能会充电缓慢或根本不充电 ...