Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Each release of the tool helps detect and remove current, prevalent malicious software. This malicious software includes viruses, worms, and Trojan horses. Microsoft uses several metrics to determine the prevalence of a malicious software family and the damage that can be associated with it.

You can access the following firmware features on any Surface Pro model or Surface 3: Secure Boot Control. Secure Boot technology blocks the loading of uncertified bootloaders and drives. Trusted Platform Module (TPM). TPM technology provides a major advancement over BIOS in hardware-based security features.

Learn how to fix error code 0x80070422 so you can install Xbox Game Pass games on your Windows PC.

You see the following error code when you try to launch a game on a Windows 10/11 device: 0xc0ea0001. This can mean that there’s a potential service outage or an issue with the licence manager on your device.

To resolve this issue, restart your Xbox One console: Turn off your Xbox by pressing the Xbox button on the front of the console for about 10 seconds, until it shuts down completely. Unplug the console's power cable. Wait 10 seconds. Plug the console power cable back in.

Block or remove a bot in Microsoft Teams. To stop a bot from participating in a one-on-one chat, first find the chat name in your chat list, then click More options > Mute. If you want to remove a bot entirely from a channel, find the channel name, then click More options > Manage team.

It's a good idea to create a recovery drive. That way, if your PC ever experiences a major issue such as hardware failure, you'll be able to use the recovery drive to reinstall Windows 11. Windows updates to improve security and PC performance periodically, so we recommend you recreate the recovery drive annually.

If your Xbox console requires an update when you try to play remotely, you may see an error. Turn on the Xbox console you're trying to connect to and check for available updates, then try again. Make sure you’ve enabled remote play on your console.

Create a recovery drive with a downloaded factory image. If you're able to use your Surface or you have another Windows PC, visit our Download a recovery image for your Surface page. From there, select your Surface and download a recovery image .zip file for the device you selected.