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Learn how to install Office 2013 on your PC or Office for Mac 2011.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

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

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

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Find out how to change privacy settings for your camera and microphone in Windows.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Get answers to common questions about Windows 11 and Windows 10 in S mode.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.