iOS Android To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to install Office 2021, 2019, or 2016 on your PC or Mac.

手机连接允许将 Android 或 iPhone 连接到 Windows 电脑，从而可以直接在计算机上访问许多手机功能。 你可以轻松地阅读和回复短信、查看移动设备中的最近照片、使用喜欢的移动应用、拨打和接听电话，以及从电脑上的移动设备管理通知。

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

Sign-in options Usage Guidelines URL: Privacy Policy URL: ...

Uninstall from the Start menu Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings Select Start > Settings > Apps > Installed apps . Find the app you want to remove, select More > Uninstall.

Tip Set up new passkeys first, then check your account for passkeys that no longer apply and delete them.

Watch our video tutorials on how to use Microsoft 365 Copilot, your AI assistant for work. Learn tips and tricks to boost your productivity with Copilot.