Learn how to restart your PC on the Microsoft Support website.

Choose either portrait (vertical) or landscape (horizontal) orientation for all or part of your document.

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

If your computer is showing a black or blank screen in Windows, these troubleshooting tips could help get your system back up and running.

Find out how to connect your Xbox Wireless Controller to a Windows device.

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

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.

Learn how to recover a hacked or compromised account, what to do next, and how to prevent your account from being compromised in the future.

若要在Windows 11中打开文件资源管理器，请在任务栏上选择“文件资源管理器 ”或按键盘上的 Windows 徽标键 + E。. 如果无法打开文件资源管理器，下面是一些可以尝试的方法。

Learn how to type a letter online using Word for the web. Choose a letter template for online letter writing. Edit, send or print your letter online.