Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Change your country or region in Microsoft Store
On your Xbox 360. To change your country/region on Xbox 360, you can't simply update your location as with the Xbox One or Xbox Series X|S. Instead, you need to migrate your Xbox profile, which could impact other subscriptions and services.
Use voice access to control your PC & author text with your voice
Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.
How to get service or repair for Surface - Microsoft Support
Send in your Surface. If none of the previous solutions have resolved your issue, you can send in your Surface. If you decide to send it in, go to Device service and repair and sign in with your Microsoft account. If your device is already registered, select it and follow the instructions.
What happens if there's an unusual sign-in to your account
Select Review activity to check for any unusual sign-in attempts on the Recent activity page.If you see account activity that you're sure wasn't yours, let us know and we can help secure your account—if it's in the Unusual activity section, you can expand the activity and select This wasn't me.If it's in the Recent activity section, you can expand the activity and select Secure your account.
TEXTJOIN function - Microsoft Support
The TEXTJOIN function combines the text from multiple ranges and/or strings, and includes a delimiter you specify between each text value that will be combined. If the delimiter is an empty text string, this function will effectively concatenate the ranges.
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
Change color contrast in Windows - Microsoft Support
To turn on contrast themes, select the theme you want from the Contrast themes drop-down menu, and then select the Apply button. Windows may display a “Please wait” screen for a few seconds, after which the colors on the screen change.
Make Windows easier to see - Microsoft Support
Adjust size and color. To adjust the size of text, apps, and other items, select the Start button, then select Settings > Accessibility > Text size.Use the slider next to Text size to make just the text on your screen larger.To scale up everything on your screen, select the Start button, then select Settings > System > Display, and change the Scale drop-down menu under Scale & Layout to a ...
June 11, 2024KB5039212 (OS Builds 22621.3737 and 22631.3737)
Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
- Microsoft
使用 Windows 设置应用更改桌面背景和颜色。