Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Si vous rencontrez des problèmes de son ou audio, les suggestions suivantes peuvent vous aider. Ces conseils sont affichés dans l’ordre. Commencez par le premier de la liste ; s’il ne vous permet pas de résoudre votre problème, passez au suivant.

Microsoft Copilot is an AI-powered digital assistant designed to help you with a range of tasks and activities. Activity history is a record of the things you type in Copilot and the AI-assisted responses you receive.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

Learn how to use your Windows PC as a mobile hotspot. Turn your Windows PC into a mobile hotspot by sharing your internet connection with other devices over Wi-Fi.

Access 2021 gives you new ways to build a database. This article provides an overview of the new features you can discover.

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk.

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

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