在 Outlook.com 或 Outlook 网页版中导入或订阅日历 - Microsoft 支持
在 Outlook 中，可以将事件从 .ics 文件导入现有日历或在线订阅 iCal 日历并接收自动更新。
Applies To:
Outlook.com
Download and Install or Reinstall Microsoft 365 or Office 2019 on a PC ...
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Fix sound or audio problems in Windows - Microsoft Support
If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.
How to sign in to Hotmail - Microsoft Support
Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.
Applies To:
Outlook.com
How to sign in to Hotmail - Microsoft Support
Learn how to sign in to your Hotmail account, now known as Outlook.com, and access your emails.
Applies To:
Outlook.com
Download and install or reinstall Office 2019, Office 2016, or Office ...
Learn how to install Office 2013 on your PC or Office for Mac 2011.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Download and Install or Reinstall Office 365 or Office 2019 on a PC or Mac
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Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To:
Microsoft account dashboard
Using IF with AND, OR, and NOT functions in Excel
How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
How to use the PC Health Check app - Microsoft Support
Learn how to use the PC Health Check app to help you improve your device performance.