It verifies that your copy of Windows is genuine and that critical Windows licensing files haven't been damaged, deleted, or removed. It takes only a few moments and lets Microsoft create a match between your PC's hardware profile and your 25-character product key or digital entitlement.

If you go to Settings > System > Display > Advanced display and your display doesn’t show as certified (it says Not found next to HDR certification), it might be because it doesn’t have an HDR certification, or the display manufacturer hasn’t published HDR certification information for your display.To find out if your display is HDR certified, visit the device manufacturer’s website.

Try the following solutions. Are you trying to install Office on a Mac? If you're trying to install Office on a Mac, follow the steps in Uninstall Office for Mac, and then restart the Office installation.. If you're installing Office on a PC (desktop, laptop, or 2-in-1), try these solutions in the order listed.

If you need to develop complex statistical or engineering analyses, you can save steps and time by using the Analysis ToolPak. You provide the data and parameters for each analysis, and the tool uses the appropriate statistical or engineering macro functions to calculate and display the results in an output table.

Add a guest to a Group in Outlook on the web. Group owners can add guests—people outside of their organization—to a group. Guests can have any email address, and their email account can be a work, personal, or school account.

Apply recommended actions. In the Accessibility pane, you'll see a list of errors and warnings, with how-to-fix recommendations for each.. To quickly correct the issues, apply one of the recommended actions. For more information on how the findings are categorized, see Rules for the Accessibility Checker. In the Accessibility pane, select an issue under Warnings or Errors.

If you have devices running an unsupported version of Windows, we recommend upgrading them to a more current, in-service, and supported Windows release. If your devices don't meet the technical requirements to run a more current release of Windows, we recommend that you replace the device with one that supports Windows 11.

Para obtener soporte técnico en Outlook.com, haga clic aquí o seleccione Ayuda en la barra de menús y escriba la consulta. Si la autoayuda no resuelve el problema, desplácese hacia abajo hasta ¿Necesita más ayuda? y seleccione Sí.. Para ponerte en contacto con nosotros en Outlook.com, tendrás que iniciar sesión.

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

Pour obtenir de l’aide dans Outlook.com, cliquez ici ou sélectionnez Aide dans la barre de menus et entrez votre requête. Si l'auto-assistance ne résout pas votre problème, faites défiler la page jusqu'à la rubrique Avez-vous toujours besoin d'aide ? et sélectionnez Oui.. Pour nous contacter dans Outlook.com, vous devez vous connecter.