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Calculate the difference between two dates - Microsoft Support
As you saw above, the DATEDIF function calculates the difference between a start date and an end date. However, instead of typing specific dates, you can also use the TODAY() function inside the formula. When you use the TODAY() function, Excel uses your computer's current date for the date.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Switch to the new Microsoft Teams - Microsoft Support
When in the new Teams, turn on (or off) notifications by selecting Settings and more at the top of the new Teams, then selecting Settings > Notifications > Open Windows notifications settings.Find Microsoft Teams (work preview) in the apps list and set your preference.
适用于: Microsoft Teams
修复麦克风问题 - Microsoft 支持
如果要授予对桌面应用的访问权限,请确保"允许桌面应用访问麦克风"已打开。不能关闭单个应用的麦克风访问。 其他人听不到我说话 请尝试以下解决方案: 如果你的耳机具有“静音”按钮,则确保它未处于活动状态。
Troubleshoot problems with Microsoft Authenticator
Tips: If you're using mobile data, try switching to Wi-Fi and vice-versa. Make sure Airplane mode is off.
Use conditional formatting to highlight information in Excel
Notes: The formatting options that appear in the Formatting tab depend on the data you have selected. If your selection contains only text, then the available options are Text, Duplicate, Unique, Equal To, and Clear.When the selection contains only numbers, or both text and numbers, then the options are Data Bars, Colors, Icon Sets, Greater, Top 10%, and Clear.
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
Zip and unzip files - Microsoft Support
To zip (compress) files. 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.
Change your password in Outlook.com - Microsoft Support
To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.
适用于: Outlook.com
Fix common Surface problems using the Surface app and Surface ...
Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.
Setup OneDrive for Microsoft 365 for business
OneDrive is your online cloud storage within Microsoft 365. It lets you store your individual work files that you don't want your colleagues to have access to unless you choose to share the files with them.
How to download and install the latest printer drivers
If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.