检查蓝牙设备. 确保蓝牙设备已打开、已充电或具有新电池，并且位于电脑的连接范围内。. 然后尝试执行以下操作：. 关闭你的蓝牙设备，等待几秒钟，然后将其重新打开。. 确保你的蓝牙设备位于有效范围内。. 如果你的蓝牙设备无响应或响应迟缓，请检查以 ...

Microsoft Edge Here's how to change your home page in the new Microsoft Edge : Open Microsoft Edge, select Settings and more > Settings . Select Appearance. Turn on Show home button. You can either choose New tab page or select Enter URL for a page that you want to use as your home page.

This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Enable virtualization on Windows 11 PCs Virtualization lets your PC emulate a different operating system, like Android™ or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your PC. If you upgraded from Windows 10 to Windows 11 on your PC, these steps will help you enable virtualization.

To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store.

Learn how to connect to a Wi-fi network in Windows and manage your current network connections.

Web 版 Microsoft 365 使你可以直接从 Web 浏览器查看和编辑存储在 OneDrive 中的文档。 Web 版 Microsoft 365 提供完整的编辑功能，无需启动 Office 程序。 并将它用于连接到 Web 的任何设备。

获取 SP1的推荐（并且最简单）方法是在“控制面板”中的“Windows 更新”中打开自动更新，然后等待 Windows 7 通知你 SP1 已准备好进行安装。 安装大约需要 30 分钟，并且安装中途需要重启计算机。 若要检查是否已在电脑上安装 Windows 7 SP1，请选择“开始”按钮，右键单击 “计算机 ”，然后选择 ...

Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made. To go back to a restore point: Use System Restore