Windows 媒体播放器是 Windows 附带的内置多媒体播放器。 虽然它是一个可靠且广泛使用的应用程序，但用户可能会不时遇到错误和问题。

This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).

Apply the latest Office Theme (font and colors) to your Microsoft 365 applications.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Learn how to log in to Microsoft Teams using our step-by-step guide. Stay connected with your team and start collaborating!

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Create a channel in Microsoft Teams by selecting Create channel from the menu next to the channel name.

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.