If RDP Wrapper is not working, you can directly patch the termsrv.dll file. This method works well but must be re-applied after major Windows updates. Steps to Patch termsrv.dll :
: Antivirus software often flags this as a "RiskTool" because it modifies system behavior; you may need to add it to your exclusions. Method 3: Official Multi-Session Alternatives windows 10 rdp multiple users