| Xbox Support
需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。
Search indexing in Windows 10: FAQ - Microsoft Support
Get answers to questions about how indexing affects searches in Windows 10.
Change the size of your slides - Microsoft Support
The 16:9 widescreen setting is the default value for new presentations you create. When you change the slide size for a presentation, the size you choose only applies to that presentation.
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
Troubleshoot Game Bar on Windows | Xbox Support
Find solutions for common issues with Game Bar on Windows, including keyboard shortcut problems.
Add a site to my favorites in Microsoft Edge - Microsoft Support
Get the steps for how to add a site to your favorites in Microsoft Edge for Windows 10 and Mac.
Windows Media Player 12 - Microsoft Support
Play music and video in more formats and stream it to more places with Windows Media Player 12.
Collaborate on files in Microsoft Teams - Microsoft Support
Simplify your workflow with others by collaborating on files in Microsoft Teams. Share them to allow others to view and edit them with you (editing in Visio requires a license).Share a file in Teams
Applies To: Microsoft Teams
Update your Xbox Wireless Controller | Xbox Support
All but the original Xbox Wireless Controller can take updates wirelessly without connecting with a USB cable. This controller has a small, circular 3.5-mm port on the bottom of the controller (if your controller has this port, you can only update via USB cable).
How to play MP4 files in Windows 10 - Microsoft Support
Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.
Find your notifications - Microsoft Support
Find app notifications from the taskbar in Windows 11, and in Windows 10, use quick actions to change settings quickly as well.