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Summary A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This is a 48‑digit number that lets you regain access to your drive.

Introducing Copilot Notebooks–your own AI-powered workspace designed for the content that matters most to your task. Bring together all your relevant resources including Copilot Chat, files, pages, meeting notes, links, and more in one place. Share notebooks with your team to collaborate in real time, exchange knowledge, and build together with Copilot. As you work, get focused answers ...

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Learn how to keep your Microsoft account safe, including making a strong password, identifying safe emails, and reviewing account activity.

Can a child edit their own Microsoft account date of birth? No. Where the listed date of birth is lower than the statutory age in that country or region, the account holder will always need parental consent, and the child account cannot remove their own consent.

Erfahren Sie, wie Sie Installationsmedien für die Installation oder Neuinstallation von Windows erstellen.