Try it! You can back up your important folders on your PC & Mac (your Desktop, Documents, and Pictures folders) with OneDrive, so they're protected and available on other devices.

Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video

Add a font. Download the font files. These often come compressed in .zip folders.In one .zip folder, you might find several variations on the same font, such as “light” and “heavy.”

You can insert the current date and time in an Excel cell as static values or as dynamic values. A static value is one that doesn’t change when the worksheet is recalculated or opened. A dynamic value is one that is updated each time formulas are recalculated.

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

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

Si vous installez Windows sur un nouvel appareil ou une carte mère pour la première fois et que vous n’avez pas de clé de produit, sélectionnez Je n’ai pas de clé de produit pendant les écrans d’installation. À l’invite, entrez le compte Microsoft à utiliser pour acheter une licence numérique pour cet appareil.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

The first time you use the DirectX Diagnostic Tool, you might be asked whether you want to check if your drivers are digitally signed. We recommend that you select Yes to help ensure that your drivers have been signed by a publisher that has verified their authenticity.

We are actively listening to your feedback and will make updates and changes to our feature roadmap based on what you tell us. If you have feedback on what we should consider adding to new Outlook, please use the in-app Help > Give Feedback link.. Feature comparison