若要检查更新，请选择“ 开始 > 设置 > Windows 更新 ”，然后选择“ 检查更新 ”。. 如果有可用的更新，可以选择安装它们。. 检查更新. 如果在更新设备时遇到问题（包括以前的主要更新出现问题），请参阅 排查更新 Windows 问题 中的常见修补程序。. 如果Windows ...

VLOOKUP 第一个参数是要查找的值。. 此参数可以是单元格引用，也可以是固定值，例如“smith”或 21,000。. 第二个参数是单元格搜索范围 C2-:E7，VLOOKUP 在其中搜索要查找的值。. 第三个参数是单元格范围内包含所查找值的列。. 第四个参数可选。. 输入 True 或 False ...

If Windows Media Player stopped working correctly after the latest updates from Windows Update, verify that the updates are the problem by using System Restore. To do this: Select the Start button, and then type system restore. Select Create a restore point, and then in the System Properties pane, select System Restore.

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使用安装介质重新安装Windows 11. 将创建的安装媒体连接到电脑，然后重新安装Windows 11。. 打开“ 文件资源管理器 ” ，然后选择安装介质所在的驱动器。. 在驱动器的根目录中，双击 setup.exe，然后在系统询问你是否允许应用对你的设备进行更改时选择“ 是 ...

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To get service for a personal Surface device (not a business device), you can send it in to get quality service performed by trusted experts using certified parts. You’ll be back up and creating your best work on your Surface. Note: If your Surface is a business device (owned by an organization), see Surface service options for Business and ...

Windows 8.1 または Windows RT 8.1 でオペレーティング システムの情報を見つける. お使いのデバイスで実行中の Windows のバージョンを確認するには、Windows ロゴ キー キー+ Rを押し、[開く] ボックスに「winver」と入力して、[OK] を選択します。 デバイスが Windows 8.1 または Windows RT 8.1 を実行している ...

Surface models that can be upgraded to Windows 11. These devices came with Windows 10 installed but are also compatible with Windows 11. Newer Surface devices are compatible with Windows 11 and come with it already installed. Surface Book 2 (on 8th Gen Intel® Core™ i5-8350U or i7-8650U processor only)

To change the power mode, select Start > Settings > System > Power & battery. For Power mode, choose the one you want. Note: You might not be able to change the power mode when a custom power plan is selected. If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then ...