Log off from Windows. If you’re logged into your computer and want to let someone else use it, or if you’re leaving your computer unattended for a while, sign out of Windows.

Training: With OneDrive, you can sync files between your computer and the cloud, so you can get to them from anywhere.

Découvrez comment réinitialiser ou modifier votre mot de passe compte Microsoft. Obtenez de l’aide avec un mot de passe de compte Microsoft oublié.

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages.. Select File > Options > Mail > Signatures.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Search for files. Looking for an older file? Search is a powerful tool to find all your online files. Type a word or phrase in the Search box.

Learn how to renew your Microsoft 365 Family or Microsoft 365 Personal subscription online or from a retail store.

We'll describe three connection types for keyboards and mice. Follow the description that applies to your mouse or keyboard’s connection type.

重要: Microsoft不再支持超过一年的 Authenticator 版本。始终使设备保持最新状态。

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.