This Device Doesn't Support Miracast Windows 11 ((full)) May 2026

Here’s a structured of the error message “this device doesn’t support Miracast” on Windows 11 , including causes, troubleshooting steps, and a verdict. 🔍 Error Overview Message: “This device doesn’t support Miracast, so you can’t wirelessly project to it.” Where it appears: Settings → System → Display → Multiple displays → Connect to a wireless display Affected OS: Windows 11 (also Windows 10) Common devices: Laptops, desktops without compatible Wi-Fi adapters 🧠 Why It Happens (Technical Causes) | Cause | Explanation | |-------|-------------| | No Wi-Fi adapter | Desktop PCs with only Ethernet may lack wireless hardware. | | Old or incompatible driver | The Wi-Fi driver doesn’t support the required NDIS 6.30 or Wi-Fi Direct. | | Wi-Fi adapter disabled | Adapter is turned off in Device Manager or via hardware switch. | | Missing Graphics driver | Intel/AMD/NVIDIA driver missing or outdated — Miracast needs GPU support. | | Group Policy restriction | IT-managed devices may block wireless projection. | | Hyper-V / Virtual switches | Some virtual networking configurations break Miracast detection. | ✅ Step-by-Step Troubleshooting (Do these before giving up) 1. Check official Miracast support Run Command Prompt as Admin → type: