Describes how to get firmware and driver updates for Microsoft Wireless Display Adapter.

You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs.

Learn how to open, navigate, and troubleshoot File Explorer in Windows, with answers to common questions and support assistance.

This page is for Microsoft 365 Basic, Microsoft 365 Personal, and Microsoft 365 Family subscriptions only. For help with other subscriptions purchased through Microsoft see Cancel a Microsoft subscription. If you purchased a Microsoft subscription from Google Play or the Apple app store, contact their customer support for cancellation or refund.

One way you can change the style of a document is by adding a new text font. To add a font to Word, download and install the font in Windows, where it will become available to all Microsoft 365 applications.

Picture in-cell feature allows users to insert pictures into cells from Excel ribbon, with the use of a formula or by extracting it from a data type.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

You can delete specific files or photos on Microsoft OneDrive, or you can delete entire folders and all the items in them. If you need to, you might be able to restore deleted files from the OneDrive recycle bin.

“加入音频会议”选项. 何时选择此选项. 使用 Lync (完整的音频和视频体验) （推荐） 如果您的计算机具有内置的麦克风和扬声器，或者您连接了耳机，请使用此选项。