Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Add members to a shared channel. When creating a shared channel, the default setting is Share this channel with everyone on the team.. After you've chosen Shared channel as the channel type in the selection box, type the names of the people in your org you want to add to the channel and choose them from the list.

Trouvez de l’aide et des articles pratiques pour les systèmes d’exploitation Windows. Bénéficiez d’un support pour Windows et en savoir plus sur l’installation, les mises à jour, la confidentialité, la sécurité et bien plus encore.

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

To check the end-of-support dates for your version of Windows, see the product lifecycle information for Windows.. If your version of Windows is still supported, you should always install the latest updates for Windows.To download and install these updates, use Windows Update in the Settings app.

Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.

Windows 11 updates provide the latest features and security improvements to help keep your PC more current and more secure. Before the installation process starts, Windows checks to make sure there’s enough storage space on your device for the installation process and for these new features and security improvements.

To learn more, see Start an instant meeting in Microsoft Teams.. Call in. If you can't use the Teams app or Teams for web, join some meetings by phone number. Learn more here: Join a Teams meeting by phone. If you find a phone number and conference ID in the meeting invite, dial the number to join.

Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

How to determine what is causing the problem after you do a clean boot. If your problem does not occur while the computer is in a clean boot environment, then you can determine which startup application or service is causing the problem by systematically turning them on or off and restarting the computer.