更改桌面背景图像 - Microsoft 支持
使用 Windows 设置应用更改桌面背景和颜色。
Outlook.com の POP、IMAP、および SMTP の設定 - Microsoft サポート
ユーザー名. メール アドレス. パスワード. Microsoft アカウントのパスワード。 パスワードが認識されていない場合、または自宅のセキュリティ カメラなどのスマート デバイスに Outlook.com アカウントを追加する場合は、アプリパスワードが必要な場合があります。
Applies To: Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook Web App for Office 365, Outlook Web App for Office 365 Small Business, Outlook on the web, Outlook.com, Outlook Web App for Office 365 operated by 21Vianet, Outlook Web App Light, New Outlook for Windows, Outlook for Android, Outlook Mail for Windows 10, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019, Outlook Web App
Use your Windows PC as a mobile hotspot - Microsoft Support
Turn your Windows PC into a mobile hotspot by sharing your internet connection with other devices over Wi-Fi. You can share a Wi-Fi, Ethernet, or cellular data connection.
Safely remove hardware in Windows - Microsoft Support
Look for the Safely Remove Hardware icon on the taskbar. If you don't see it, select Show hidden icons .Press and hold (or right-click) the icon and select the hardware you want to remove.
Create an Outlook Data File (.pst) to save your information
Select OK.Type a password in both the Password and Verify Password text boxes and select OK again.. If you set a password, you must enter it every time that the data file is opened — for example, when Outlook starts or when you open the data file in Outlook.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business
Options for using Windows 11 with Mac® computers with Apple® M1®, M2 ...
32-bit Arm apps available from the Store in Windows are not supported by Mac computers with M1, M2, and M3 chips. 32-bit Arm apps are in the process of being deprecated for all Arm versions of Windows.
Скачивание и установка или повторная установка Office 2019, Office 2016 ...
Переустановите Microsoft 365. Если Microsoft 365 уже был изначально установлен и вам необходимо переустановить его на том же или новом устройстве, у вас уже должна быть учетная запись Майкрософт, связанная с вашей копией Microsoft 365.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
File formats that are supported in Excel - Microsoft Support
You can save an Excel file in another file format by clicking the File > Save As.The file formats that are available in the Save As dialog box vary, depending on what type of sheet is active (a worksheet, chart sheet, or other type of sheet).
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Add or remove a digital signature for Microsoft 365 files
Invisible digital signatures in Word, Excel, or PowerPoint. An invisible digital signature, like a visible digital signature line, assures the authenticity, integrity, and origin of a document.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel 2021, Word 2021, PowerPoint 2021, Excel 2019, Word 2019, PowerPoint 2019, Excel 2016, Word 2016, PowerPoint 2016
View previous versions of Office files - Microsoft Support
Use Version History to view previous versions of files stored in OneDrive or SharePoint libraries.
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, 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