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Microsoft hält immer ein Auge auf ungewöhnliche Anmeldeaktivitäten, nur für den Fall, dass jemand anderes versucht, auf Ihr Konto zuzugreifen. Wenn Sie an einen neuen Ort reisen oder ein neues Gerät verwenden, bitten wir Sie möglicherweise, zu bestätigen, dass Sie es wirklich sind.

Explore the next feature update for Windows 11, with familiar servicing, testing, and rollout paths.  

Microsoft Fabric and the full Dynamics 365 portfolio, including Sales, Customer Service, and ERP apps, are also supported. These plugins rolled out in June. Users can now easily create, edit, and manage custom skills in Cowork through the Customize tab to personalize what Cowork can do.

How can I change individual alert sounds in Windows? What if I can't turn alerts on or off for new Outlook? Show me how to turn sound effects on or off.

Important When you close your Microsoft account, your email and contacts are deleted from our servers and can't be recovered. If you use your Microsoft account with Xbox, Skype, OneDrive, or other Microsoft services, you'll no longer be able to access those services. You will also lose access to any saved BitLocker recovery keys.

Happy New Year, and welcome to the January 2026 update! We’re excited to share that Agent Mode in Excel is now generally available in Excel on Windows and is rolling out to Excel on Mac over the coming days. This month also brings the general availability of the full Power Query experience in Excel for the web. In addition, Windows Insider users can access new import functions and ...

BitLocker is a Windows security feature that protects your data by encrypting your drives. This encryption ensures that if someone tries to access a disk offline, they won’t be able to read any of its content. BitLocker is particularly valuable if your device is lost or stolen, as it keeps your sensitive information secure. It’s designed to be user-friendly and integrates seamlessly with ...

Training: In Microsoft Outlook, you can share your calendar with other people and open a shared calendar. Learn how in this online video.

How to request a refund for Microsoft Store apps on a Windows PC Digital goods like apps, games, add-on content, subscriptions, movies, TV shows, and books aren't refundable unless the offer or applicable law states that you're eligible for a refund.

Second half of 2027: Microsoft will announce the final removal date for SMTP AUTH Basic Authentication. These updates are intended to give customers with tenants in our service (all cloud environments) more time to plan, validate, and deploy modern authentication alternatives, while maintaining a clear path toward stronger default security.