Help in File Explorer - Microsoft Support
To open File Explorer, select Windows logo key + E or go to Start and type File Explorer in the search box. Select File Explorer in the results.. Top topics. Here are answers to a few common questions about File Explorer: How can I open File Explorer and find the Windows 11 features?
Business Assist for Microsoft 365 - Microsoft Support
Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.
Applies To:
Microsoft 365 Apps for business, Microsoft 365 Business Premium
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
如何更改鼠标灵敏度 (DPI)？ - Microsoft 支持
dpi 是用于测量鼠标灵敏度的标准，表示设备可以检测的 dpis (每线性) 英寸的点数。 通过更改 dpi，你可以立即调整精度任务的指针速度，例如，游戏定位或照片编辑。
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。
Subscriptions & billing | Xbox Support
Get more information about managing your Xbox subscriptions, issues with billing, and more.
安装 Microsoft Defender - Microsoft 支持
当你首次在 Android 上登录到Microsoft Defender 时，我们将引导你完成几个从设置 Web 保护开始的简单步骤。 在此过程中，我们将要求你授予 Defender 执行两项操作的权限：在后台运行并使用辅助功能服务。
Applies To:
Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
如何将我的 Xbox 控制器连接到电脑？ | Xbox Support
按住 Xbox 按钮 3 秒打开控制器。 打开控制器时，Xbox 按钮 将开始闪烁。 长按控制器顶部的的“配对”按钮 （凸起按钮）。 控制器上的 Xbox 按钮 将加速闪烁 - 这意味着控制器正在搜索电脑。; 在电脑上，按“开始”按钮 ，然后选择“设置” > 设备（在 Windows 11 上：设置 > 蓝牙和设备）。
KB5012170: Security update for Secure Boot DBX
Issue. Next step. If BitLocker Group Policy Configure TPM platform validation profile for native UEFI firmware configurations is enabled and PCR7 is selected by policy, it may result in the update failing to install.. To view the PCR7 binding status, run the Microsoft System Information (Msinfo32.exe) tool with administrative permissions.
在更换硬件后重新激活 Windows - Microsoft 支持
如果你的 Microsoft 帐户未链接到数字许可证，请按照以下步骤添加帐户：. 以管理员身份登录以添加 Microsoft 帐户。 若要确认你使用的是否是管理员帐户，请选择“开始” 按钮，然后选择“设置” > “帐户” > “你的信息” 。 在你的名字下面，将显示管理员。如果你不是管理员，请参阅创建本地 ...