Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to add a custom domain name to your Microsoft 365 subscription with this support guide from Microsoft.

Training: Watch and learn how to use OneDrive to upload, store, edit, and share your files.

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

How to user form controls in Excel to make data entry easier.

Use the People page in Outlook.com to view, create, and edit contacts and contact lists. Create new contacts from scratch, or add someone as a contact from an email message.

Under Accounts, select the email account you would like to remove.

Learn how to customize your keyboard for a specific language or format to control which characters appear on the screen when you press the keys.

Microsoft Edge has an improved way to copy and paste paste web URLs from the address bar into your content. This feature copies and pastes a URL as a hyperlinked title instead of as a web address.

The CONCAT function combines the text from multiple ranges and/or strings, but it doesn't provide delimiter or IgnoreEmpty arguments.