Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.

When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

If you’re using a device that’s managed by your work or school, the BitLocker recovery key is typically backed up and managed by your organization’s IT department.

Windows 11, version 21H2; October 8, 2024—KB5044280 (OS Build 22000.3260) September 10, 2024—KB5043067 (OS Build 22000.3197) August 13, 2024—KB5041592 (OS Build 22000.3147)

How to access and change the privacy settings in Windows 10 and 11.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Note: If the file doesn't have UTF-8 encoding, the import tool may not recognize and display all text correctly.The import tool will then show you some example contacts from your file, and you can check that the text is readable and correct. If the text is not displayed correctly, select Cancel.You will need a file in UTF-8 encoding to continue.

We've made it easier to keep Windows current with the latest features and improvements—and with fewer interruptions and restarts when you're using your PC the most.

In the Windows emoji picker, you can either scroll through the list, use the category icons at the top or bottom of the emoji picker, or type a keyword to search for the emoji you want.