Your Device Doesn T Support Miracast Windows 11 May 2026

Miracast is essentially a "wireless HDMI" standard. It uses Wi-Fi Direct to create a direct, peer-to-peer connection between your Windows 11 device and a display (like a Roku, Amazon Fire Stick, Microsoft Wireless Display Adapter, or Smart TV).

Unlike Chromecast (which relies on an internet connection and cloud servers), Miracast works entirely locally. This means:

Windows 11 has stricter hardware requirements than Windows 10. To use Miracast natively, your device needs: your device doesn t support miracast windows 11

If any of these three pillars are broken, you get the error.

Let's verify your hardware capabilities before trying any fixes. This will give you a definitive yes/no. Miracast is essentially a "wireless HDMI" standard

Step 1: Press Windows Key + R, type dxdiag, and press Enter. Step 2: Click "Save All Information" and save the text file to your desktop. Step 3: Open that text file and search (Ctrl+F) for Miracast.

You will see one of two lines:

If you see "Not Available," proceed with the fixes below. If you see "Available" but Windows still says it isn't supported, skip to Part 5 (Optional Feature).

Sometimes a new driver breaks Miracast. If the problem started after a Windows Update: Windows 11 has stricter hardware requirements than Windows