Select "Allow a program or feature through Windows Firewall."
Follow the on-screen prompts. If prompted to install a "Virtual Display Driver," click ; this is necessary for the screen capturing to function. 3. Configure Firewall Settings mirrorop receiver for windows 7 softonic
This usually means the "Virtual Display Driver" didn't install correctly. Try reinstalling the software and restarting your PC. Select "Allow a program or feature through Windows Firewall