Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you.

Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows 10 PC from afar. Here's how to set up your PC to allow remote connections and then connect to the PC you set up.

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Learn how to find and install digital downloads from Microsoft Store. See instructions to download and install software directly purchased from Microsoft.