Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
How to turn on spatial sound in Windows 10 - Microsoft Support
In Spatial sound format, select Windows Sonic for Headphones, then select Apply.
How to get help in Windows - Microsoft Support
Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.
Change the background of slides - Microsoft Support
In PowerPoint for the web, you can do basic background formatting of one or more slides with a solid color or a picture. To do more advanced formatting, such as adding a color gradient or making a picture transparent, use the desktop version of PowerPoint on Windows or macOS.
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016
Change a theme and make it the default in Word or Excel
I want to. Choose a standard color theme. Create my own color theme. Change theme fonts. Change theme effects. Switch or remove a theme. Save a custom theme for reuse
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Excel 2021, Word 2021, Excel 2019, Word 2019, Excel 2016, Word 2016
Join a meeting in Microsoft Teams - Microsoft Support
To learn more, check out the Join a Teams meeting video. Join by link. All you need to join a Teams meeting is a link. Select Join the meeting now in your meeting invite to be taken to a page where you can choose to either join on the web or download the desktop app.. If you already have the Teams app, the meeting will open there automatically.
Applies To: Microsoft Teams
Presenting with cameo - Microsoft Support
With cameo, you can insert your live camera feed directly on a PowerPoint slide.You can then apply the same effects to your camera feed as you can to a picture or other object, including formatting, transitions, and styles.
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web
How to open Notification Center and Quick Settings
To open Action Center, do any of the following: On the right end of the taskbar, select the Action Center icon.
Skype help & learning
Skype help & learning. Limited emergency calling Skype is not a replacement for your telephone and has limited emergency calling capabilities depending on your country.
Earn a Microsoft Office Specialist (MOS) certification
MOS Master--Pass exams in Word or Excel to earn a Microsoft Office Specialist Master certification.Being certified as an MOS Master demonstrates you have the deepest level of skills needed to proficiently use key Office programs. Find training and earn an MOS Master certification
Microsoft 支持
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。