Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

Collections in Microsoft Edge helps you keep track of your ideas on the web, whether you're shopping, planning a trip, collecting notes for research or lesson plans, or just want to pick up where you left off the last time you were browsing the internet.

How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.

Files that start with the word "Cookie" may remain in your Temporary Internet Files folder after you follow these steps. These files are pointers to the actual cookie files that are located in your Cookies folder.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Use Find my device to locate and lock your lost or stolen Windows devices.

Learn how Microsoft Teams, a messaging app, enables real-time collaboration, communication, and file sharing within organizations.