If you think your Outlook email account has been compromised, see this article.

Protect your most important files in OneDrive Personal Vault with an extra layer of security. Learn how to set up, lock, or unlock Personal Vault.

Learn how to download new text-to-speech language and voices in Windows for Immersive Reader, Read Mode, and Read Aloud.

Erfahren Sie, wie Sie Ihr Windows-Kennwort ändern oder zurücksetzen, wenn Sie es vergessen oder verloren haben.

Learn how to change your gamerpic, including how to upload a customized image for your profile from your Xbox console.

如果在连接到网络时遇到问题，并且无法连接到 Internet，可在以下方法中尝试Windows。

To change your profile picture in Microsoft Teams, click your existing profile picture and select the camera icon.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Sharing OneDrive files, SharePoint files, or Lists with other people allows you to securely collaborate with people outside your organization.

For Windows 10. In the search box on the taskbar, type control panel, and then select Control Panel.. For Windows 8.1 / Windows RT 8.1. Swipe in from the right edge of the screen, tap Search (or if you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search), enter Control Panel in the search box, and then tap or click Control Panel.