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

Defragment your Windows 10 PC. Optimizing your drives can help your PC run smoother and boot up faster.

Hotmail är nu Outlook.com. Lär dig hur du loggar in för att komma åt ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto.

了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。

You can upgrade from Windows 10 to Windows 11 if your device meets hardware specifications, and if the Windows 11 release has been made available to your device.

Learn how to use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

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

Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.