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Connect to a projector or PC - Microsoft Support
Windows 11 Windows 10. When you're in a conference room and need to project, connect your PC using one of the cable connectors in the room, press the Windows logo key + P, and then choose one of the four options: PC screen only. You'll see everything on your PC. (When you're connected to a wireless projector, this option changes to Disconnect.)
修复 Windows 中的打印机连接和打印问题 - Microsoft 支持
首先在获取帮助应用中运行自动打印机疑难解答。. 获取帮助自动运行诊断,并采取正确的步骤来解决大多数打印机问题。. 如果获取帮助应用无法解决打印机问题,请尝试列出的可能解决方案:. 步骤 1。. 拔出并重启你的打印机. 步骤 2。. 检查电缆或无线连接.
Turn on automatic app updates - Microsoft Support
Microsoft Store on Windows can automatically install app updates. Select the Start button, then search for and select Microsoft Store. In the Microsoft Store app, select Profile (your account photo) > Settings. Make sure App updates is turned On. Note: Some app publishers manage their own updates through their app.
更改或重置 PIN - Microsoft 支持
更改或重置 PIN. PIN 是用户定义的一组数字或数字和字母的组合,可用于登录 Windows 设备,而不是密码。. 你的 PIN 安全地存储在你的设备上,它不会在任何地方传输,也不会存储在服务器上。. 这使得它比传统密码更安全。. 如果要更改 PIN,或需要重置 PIN,可以 ...
COUNTIF function - Microsoft Support
Argument name. Description. range (required). The group of cells you want to count. Range can contain numbers, arrays, a named range, or references that contain numbers. Blank and text values are ignored. Learn how to select ranges in a worksheet.. criteria (required). A number, expression, cell reference, or text string that determines which cells will be counted.
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Take a screenshot or record your screen on Surface
Quickly take a screenshot in one of two ways: Select Start , enter Snipping Tool in the search bar, and select it from the results. See Use Snipping Tool to capture screenshots for more information. . Open Snipping Tool. Press the Windows logo key + Shift + S. To record your screen: Note: Windows 11 users can use Snipping Tool.
Update to the new Microsoft Edge - Microsoft Support
At the top corner of the browser, select Settings and more > Settings . To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts. To change startup behavior, select On startup, and then select what you want Microsoft Edge to display on startup.
Téléchargez et installez ou réinstallez Microsoft 365 ou Office 2021 ...
Vous êtes prêt à procéder à l’installation ? Avant de commencer, assurez-vous que votre PC ou Mac répond à la configuration système requise.. Si vous avez déjà utilisé une clé de produit, que vous réinstallez simplement les applications ou que vous savez que vous disposez d’une licence par le biais de votre entreprise ou de votre établissement scolaire, vous pouvez passer ...
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
How to use the Camera app - Microsoft Support
Swipe in from the right edge of the screen, and then select Settings > Change PC settings. Select PC and devices, and then select Lock screen. Turn off Swipe down on the lock screen to use the camera. Note: To keep the Camera app from using the camera, turn off the camera completely. Drag the app to the bottom of the screen and hold it there ...
Erneutes Installieren von Windows - Microsoft-Support
Saubere Installation über das Installationsmedium. Verbinden Sie das erstellte Installationsmedium mit Ihrem PC, und führen Sie eine Neuinstallation von Windows 11 aus. Wählen Sie Start > Einstellungen > System > > Wiederherstellung . Wählen Sie neben Erweiterter Startdie Option Jetzt neu starten aus.