When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

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

Get steps for how to change screen brightness in Windows.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Learn how to improve the clarity of text and images displayed on your screen by changing the screen resolution of your monitor.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

To download the offline installer for Internet Explorer 11, choose your language and system below.

Learn how to use Wi-Fi 7 and Wi-Fi 6 and WPA3 in Windows for better wireless coverage and network security.

Read here how you use a USB flash drive or a SD card in Windows 7 for Windows ReadyBoost.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.