Open the Wireless Display app on the laptop you're using as a second monitor On your main PC, press Windows + K to search for wireless displays. Select your laptop's name from the list of options.

Know how to connect your Windows laptop or MacBook to a TV, using either a cable or wireless method, quickly and easily.

To cast to Roku from a PC in Windows 11, make sure that your PC supports Miracast technology and that you have enabled screen mirroring on your Roku device.