Step 1. Connect your smartphone to USB to HDMI adaptor with USB-C to HDMI cable.
Step 2. Now, connect the display with the smartphone with the help of the USB to HDMI adaptor.
Step 4. Now, connect USB-C to USB-A cable with the monitor to USB to the HDMI adaptor.
Step 5. After connecting, you will see an option called Use your phone to unlock.
Step 6. Click on Use your phone to unlock, and enter the PIN or Password.