Learn how to customize the Quick Link menu and other navigation on your SharePoint site.

Learn how to recover a hacked or compromised account, what to do next, and how to prevent your account from being compromised in the future.

Find out how to identify and manage different file types in Windows with File Explorer and common extensions.

Sort messages in Outlook by grouping them according to criteria such as date, sender, subject, attachments, or flags.

This article walks you through easy steps to get you started being productive with Microsoft 365 Groups in just minutes. Create a group, add members, share files and notes, have conversations and more.

Get help with using mail, calendar, and contacts on Outlook.com.

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

Learn about co-authoring and editing PowerPoint presentations at the same time as other people and how to resolve conflicting changes in PowerPoint.

Defragment your Windows 10 PC. Optimizing your drives can help your PC run smoother and boot up faster.

下面的步骤介绍如何更改 已知 密码。 如果你因忘记密码而需要 重置 密码，请参阅 重置 Microsoft 帐户密码 。. 更改密码. 转到 account.microsoft.com，如果你尚未登录，则使用要更新的帐户的用户名和密码登录。