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使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
如果运行的是 Windows 10、Windows 8.1 或 Windows 8,请先运行收件箱部署映像服务和管理 (DISM) 工具,然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista,请跳到步骤 3.) 键入以下命令,然后按 Enter: 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...
更改屏幕亮度(Windows - Microsoft 支持
更改屏幕亮度(Windows. Windows 11 Windows 10. Windows 11 Windows 10. 选择 任务栏 右侧"网络"图标,然后移动"亮度 "滑块以 调整亮度。. (如果未显示滑块,请参阅下方的“备注”部分。. 某些电脑可能允许 Windows 根据当前照明条件自动调整屏幕亮度。. 若要了解你的电脑 ...
TEXT function - Microsoft Support
The TEXT function lets you change the way a number appears by applying formatting to it with format codes. It's useful in situations where you want to display numbers in a more readable format, or you want to combine numbers with text or symbols. Note: The TEXT function converts numbers to text, which may make it difficult to reference in later ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
重置忘记的 Microsoft 帐户密码 - Microsoft 支持
重置忘记的 Microsoft 帐户密码. 如果知道密码,但只想更改密码,请转到 “account.microsoft.com 安全 ”选项卡,然后选择“ 更改我的密码 ”。. 如果知道用户名和密码但已停止工作,请阅读 我的用户名和密码已停止工作 。. 1. 选择“忘记了密码?. 如果“输入密码 ...
Applies To: Microsoft account dashboard
Download files from the web - Microsoft Support
Change the default download folder on your PC. Open Internet Explorer, select the Tools button, and then select View downloads. In the View Downloads dialog box, select Options in the lower-left. Choose a different default download location by selecting Browse and then selecting OK when you're done.
Turn on Adobe Flash in Microsoft Edge - Microsoft Support
Go to Settings and more > Settings . In the left navigation, select Site permissions. In Site permissions, select Adobe Flash. Set the toggle on for the Ask before running Flash option. The Block and Allow lists will be available after you visit a site that uses Flash. The next time you visit a site the uses Flash, the browser will ask for your ...
IF function – nested formulas and avoiding pitfalls
The IF function allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False. So an IF statement can have two results. The first result is if your comparison is True, the second if your comparison is False. IF statements are incredibly robust, and form the basis ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
画面上の項目を見やすくするために、拡大鏡を使用する - Microsoft サポート
マウスを 使用している場合は、[スタート] > 設定> 簡単操作>拡大 鏡] を選択し、[ズーム レベルの変更] ボタンを使用して、拡大鏡を有効にするときに拡大表示するサイズを選択します。 ナレーターとキーボードを使用している場合は、次の操作を行います。
Keyboard shortcut for print screen - Microsoft Support
Windows 10. Depending on your hardware, you may use the Windows Logo Key + PrtScn button as a shortcut for print screen. If your device does not have the PrtScn button, you may use Fn + Windows logo key + Space Bar to take a screenshot, which can then be printed. To locate your screenshots, open File Explorer from the taskbar. On the side ...
Fix microphone problems - Microsoft Support
Here's how to do this in Windows 11: Select Start > Settings > System > Sound. In Input, select a microphone to see its properties. In Input volume, make sure the blue bar adjusts as you speak into the microphone. If it doesn't, go to Test your microphone and Start test. This will help you troubleshoot any issues with your microphone.