将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
若要手动从Windows 11 家庭版升级到Windows 11 专业版，请先检查运行的版本和激活状态：. 选择“ 开始 ”>“ 设置 ”>“ 系统 ”>“ 激活 ”。. 在“ 激活 ”页面顶部，可以看到你的版本：家庭版或专业版。. 你还将在“ 激活状态 ”下看到是否已激活。. 打开激活 ...
Eingabeort für den Office-Product Key - Microsoft-Support
Schritt 1: Wechseln Sie zu www.microsoftstore.com, und melden Sie sich (oben rechts) mit dem Microsoft-Konto an, das Sie für den Kauf von Office verwendet haben.. Schritt 2: Nachdem Sie sich angemeldet haben, wählen Sie oben rechts Ihren Namen und dann Bestellverlauf aus.. Schritt 3: Suchen Sie den Einmalkauf von Office oder der einzelnen Office-App, und wählen Sie dann Office installieren ...
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 家庭版, Office.com
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.
将 Windows 电脑用作移动热点 - Microsoft 支持
通过 Wi-Fi 与其他设备共享 Internet 连接，将 Windows 电脑变成移动热点。. 你可以共享 WLAN、以太网或手机网络数据连接。. 如果你的电脑具有手机网络数据连接并且共享该连接，它将使用流量套餐数据。. 选择 “开始 ”，然后选择 “设置” > “网络& Internet > 移动 ...
Khắc phục sự cố với Bluetooth trong Windows - Hỗ trợ của ...
Bật và tắt Bluetooth: Chọn Bắt đầu > Đặt > Bluetooth và & bị . Tắt Bluetooth , đợi vài giây, sau đó bật lại. Loại bỏ thiết bị Bluetooth, rồi thêm lại: Chọn Bắt đầu cài > Đặt > Bluetooth cho & thiết bị > của bạn . Trong Thiết bị, chọn Xem thêm tùy chọn cho thiết bị ...
DATEDIF function - Microsoft Support
Argument. Description. start_date . Required. A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas or functions (for example, DATEVALUE("2001 ...
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, SharePoint Foundation 2010, SharePoint Server 2010, Windows SharePoint Services 3.0
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
Windows 10 的小算盤 - Microsoft 支援服務
Windows 10. Windows 10 的小算盤應用程式是舊版 Windows 中傳統小算盤方便觸控的版本。. 您可以在桌面上以可調整大小的視窗同時開啟多個小算盤，並在 [標準]、 [工程]、 [程式設計人員]、 [日期計算] 及 [轉換器] 模式之間切換。. 若要開始使用，請選取 [開始] 按鈕 ...
Fix USB-C problems in Windows - Microsoft Support
Possible causes. Use the charger and cable included with your PC. Make sure you're connecting your charger to the USB-C charging port on your PC. Use a can of compressed air to clean the USB-C port on your PC. The charger isn’t compatible with your PC. The charger isn’t powerful enough to charge your PC.
What to try if your touchscreen doesn't work - Microsoft Support
Windows 10. If your touchscreen isn’t responsive or not working how you would expect, try restarting your PC. If you’re still having problems, check for updates: Select Start , then select Settings . In Settings, select Update & Security , then Windows Update , and then select the Check for updates button. Install any available updates and ...