Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.

With Microsoft Forms, you can create an instant, real time poll in seconds in Microsoft Teams. Post a poll in your Teams channel or quickly gather feedback in a chat pane.

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

Look in the Surface app. The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory.

Learn how to change the email address or phone number that’s associated with your Microsoft account.

Learn how to change app notifications, banners, and sound settings in Windows.

These steps can help resolve the most common issues when you receive an Excel not responding error, Excel hangs or freezes when you launch it, or open an Excel workbook.

To prevent other users from accidentally or deliberately changing, moving, or deleting data in a worksheet, you can lock the cells on your Excel worksheet and then protect the sheet with a password.

Hier erfahren Sie, wie Sie das Kennwort Ihres Microsoft-Kontos ändern oder zurücksetzen. Erhalten Sie Hilfe bei einem vergessenen Microsoft-Konto Kennwort.

For New Outlook for Windows: To see how much mailbox storage you've used and quickly clear up space: At the top of the page, select Settings > Accounts > Storage.