使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
View a presentation without PowerPoint - Microsoft Support
Use PowerPoint in a web browser. If you have a Microsoft account (hotmail.com, outlook.com, live.com, msn.com) or a Microsoft 365 work or school account, you can view and edit a presentation for free in a web browser. Save the file to OneDrive or Dropbox and use PowerPoint for the web to open it. If you don't already have a Microsoft account ...
适用于: Microsoft 365 专属 PowerPoint, PowerPoint 网页版, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, PowerPoint Mobile
Manage devices used with your Microsoft account
Download Microsoft Edge from the Apple App Store and sign in with your Microsoft account.
适用于: Microsoft 帐户仪表板
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Manage the input and display language settings in Windows
To switch the keyboard layout you're using in Windows 10, press and hold the Windows key and then repeatedly press the Spacebar to cycle through all your installed keyboards. (If this doesn't do anything, it means you have only one installed.)
Change the column width or row height in Excel
Resize columns. Select a column or a range of columns. On the Home tab, select Format > Column Width (or Column Height ). Type the column width and select OK.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Create and add an email signature in Outlook.com or Outlook on the web
You can create an email signature that you can add automatically to all outgoing messages or add manually to specific ones. Select Settings at the top of the page, then. For Outlook.com, select Mail > Compose and reply. For Outlook on the web, select Email > Compose and reply. Under Email signature, type your signature and use the available ...
适用于: Outlook 网页版, Outlook.com, 适用于 Exchange Server 2016 的 Outlook 网页版, 适用于 Exchange Server 2019 的 Outlook 网页版
Insert a table of contents - Microsoft Support
Put your cursor where you want to add the table of contents. Go to References > Table of Contents. and choose an automatic style. If you make changes to your document that affect the table of contents, update the table of contents by right-clicking the table of contents and choosing Update Field. To update your table of contents manually, see ...
适用于: Microsoft 365 专属 Word, Microsoft 365 Mac 版专属 Word, Word 网页版, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Virus & threat protection in Windows Security - Microsoft Support
Curate your notifications. Windows Security will send notifications about the health and safety of your device. You can turn these notifications on, or off, on the notifications page. In Virus & threat protection, under Virus & threat protection settings, select Manage settings, scroll down to Notifications and select Change notification settings.
适用于: Microsoft 帐户仪表板
Download printer drivers in Windows - Microsoft Support
Download printer drivers in Windows. If your printer isn't responding, you may need to remove it and reinstall it so Windows can download and install the proper drivers. Make sure your printer is on and connected to your PC. Open Start > Settings > Bluetooth & devices > Printers & scanners . Select the name of the printer, and then choose Remove.
Windows 11 System Requirements - Microsoft Support
RAM: 4 GB. If your PC has less than 4GB of memory, there are sometimes options for upgrading to get additional RAM. You may want to consult your PC manufacturer’s website or with a retailer to see if there are easy and affordable options to meet the minimum requirements for Windows 11. Storage: 64 GB or larger storage device.