Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

Learn how to share files in File Explorer on Windows 11 or Windows 10 using OneDrive, email, or nearby device.

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

Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.

Fix-it tools aren’t used in Windows 10. Instead, use a troubleshooter to help solve problems with your PC.

When you connect a printer or scanner to your PC or add a new printer or all-in-one device to your home network, you can usually start printing right away.

When Microsoft Excel detects a corrupted workbook upon opening, it automatically starts File Recovery mode and attempts to repair the workbook.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

Learn how to cancel your Microsoft subscriptions such as Microsoft 365, Copilot Pro and Xbox. Troubleshoot issues if you can't cancel your subscription.