Help for admins of small businesses. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

The Microsoft Defender Offline scan will automatically detect and remove or quarantine malware. 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.

Here's some of the things you can do in the PC Health Check app in Windows: If you’re currently running Windows 10, PC Health Check provides a comprehensive eligibility check for your device to ensure it meets the Windows 11 minimum system requirements.

在 Windows 上进行捕获的硬件要求. 所有运行 Windows 10 和 Windows 11 的电脑都应该能够捕获游戏中的屏幕截图，无论您使用哪种视频卡都是如此。. 但是，若要捕获游戏剪辑，您电脑的视频卡必须支持以下编码器之一：. Intel Quick Sync H.264 或更高版本. NVIDIA NVENC.

This security update includes improvements that were a part of update KB5043178 (released September 26, 2024). Below is a summary of the key issues that this update addresses when you install this KB. If there are new features, it lists them as well.

Updates for Windows 11, version 24H2. Windows 11 is a service, which means it gets better through periodic feature updates. We take a phased and measured approach to rolling out every feature update.

We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Symptom. New Windows 11, version 24H2 devices that are intended to be onboarded to Microsoft Defender for Endpoint might require customers to enable the prerequisite feature. This affects all supported architectures.

Cast to an external display from your Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.