Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

Learn how to open a shared mailbox in Outlook. Shared mailboxes let a group of users view and send email, and share a calender, and open a contact list from a common mailbox.

Wenn Sie Ihre Hardware geändert haben, um ein Upgrade auf Windows 11 durchzuführen und das System die Änderung nicht rechtzeitig erkennt, wird in diesem Artikel erläutert, wie Sie die Bewertung manuell initiieren.

了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

Choose how you want emails displayed in the message list, such as whether you want emails displayed as individual messages or as conversations.

Découvrez comment installer un scanneur et l’utiliser pour numériser des images et des documents dans Windows 10.

Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

Change your screen saver settings. Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list.

It's easy to attach pictures, files, and other items to your Outlook messages. Outlook keeps track of the documents you’ve recently worked on, whether they're stored on your computer or saved in OneDrive (cloud only).