Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Use Game Mode while gaming on your Windows device
When you use Game Mode, Windows prioritizes your gaming experience by turning things off in the background. When you’re running a game, Game Mode:
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
App & browser control in Windows Security - Microsoft Support
App & browser control in Windows Security provides the settings for Microsoft Defender SmartScreen, which helps protect your device from potentially dangerous apps, files, websites, and downloads.
Windows 10 update history - Microsoft Support
Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)
Office Help & Training
We would like to show you a description here but the site won’t allow us.
Why can’t I change my privacy settings? | Xbox Support
Select Family, and then select More options under the account that you want to manage.; Select Remove from family group, and then follow the instructions on-screen.; After the member has been removed, select Add a family member, enter their email address, and then select Next.; Select Organizer > Next > Invite.
在 Microsoft Edge 中管理 Cookie:查看、允许、阻止、删除和使用 - Microsoft 支持
如果你不希望第三方站点在你的电脑上存储 Cookie,则可以阻止 Cookie。 但是执行此操作可能会导致某些页面无法正确显示,或者可能会从站点收到一条消息,通知你需要允许 Cookie 才能查看该站点。
Applies To: Microsoft Edge
如何在 Windows 中备份和还原注册表 - Microsoft 支持
手动备份注册表. 选择“ 开始 ”,在搜索框中键入 regedit.exe ,然后按 Enter。 如果系统提示你输入管理员密码或进行确认,请键入密码或提供确认信息。
Windows 11 中的节能设定 - Microsoft 支持
汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练,请单击按钮打开“获取帮助”应用:
在 Windows 10 中安装和使用扫描仪 - Microsoft 支持
如果扫描仪已打开并连接到网络,Windows 应该能够自动发现它。 可用扫描仪可以包含网络上的所有扫描仪,例如蓝牙和无线扫描仪或者插入另一台设备和在网络上共享的扫描仪。