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在 Word 中向页眉或页脚添加页码 - Microsoft 支持
更改页码的显示位置. 在页眉或页脚区域中,选择页码。. 使用 Tab 键将页码左对齐、居中或右对齐。. 如果数字左对齐,请按一次 Tab 键将居中,按两次将右对齐。. 若要返回,请按退格键直到返回到所需位置。.
Applies To: Word for Microsoft 365, Word for Microsoft 365 for Mac, Word for the web, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
View, manage, and install add-ins for Excel, PowerPoint, and Word
When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
Vue d’ensemble des formules - Support Microsoft
Une formule effectue des calculs ou autres actions sur les données de votre feuille de calcul. Une formule commence toujours par un signe égal (=), qui peut être suivi de nombres, d’opérateurs mathématiques (tels que le signe plus ou moins) et de fonctions, ce qui permet d’étendre considérablement la portée des formules.
Applies To: Excel for the web
Microsoft Authenticator のダウンロード - Microsoft サポート
Android デバイスに Authenticator をインストールするには. QR コードをスキャンする. または、Google Play ストアから Authenticator をダウンロードしてインストールします。. アプリを取得する.
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
Zip and unzip files - Microsoft Support
In the search box on the taskbar, type file explorer, and then select it from the list of results. Right-click the file you want to zip, and then select Send to > Compressed (zipped) folder . To decompress files. Open File Explorer and find the compressed folder. To unzip the entire folder, right-click to select Extract All, and then follow the ...
修正 Windows 中的乙太網路連線問題 - Microsoft 支援服務
選取並長按 (或以滑鼠右鍵按一下) 網路介面卡,然後選取 [解除安裝裝置]> [嘗試移除此裝置的驅動程式]核取方塊 > [解除安裝] 。. 解除安裝驅動程式後,選取 [開始] 按鈕 > [開啟/關閉] > [重新啟動]。. 電腦重新啟動後,Windows 會自動尋找並安裝網路介面卡 ...
Find and replace text - Microsoft Support
Go to Home > Replace. Enter the word or phrase you want to replace in Find what. Enter your new text in Replace with. Choose Replace All to change all occurrences of the word or phrase. Or, select Find Next until you find the one you want to update, and then choose Replace. To specify only upper or lowercase in your search, select More > Match ...
Applies To: Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016
Installing Microsoft Defender - Microsoft Support
Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link. We encourage you to install Microsoft Defender on at least five devices per person. Important: This article is about the Microsoft Defender app that ...
Applies To: Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
Find your Windows product key - Microsoft Support
Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...
Applies To: Microsoft account dashboard