A:Answer Please see section 3-6 of the manual for a description of the Input Select screen. https://dlcdnets.asus.com/pub/ASUS/LCD%20Monitors/VG32VQ/ASUS_VG32VQ_English.pdf If you continue to have issues, please reach out to ASUS Support either by phone, chat, or email. https://www.asus.com/support/ You can also find us on Twitter @AsusHelpUS.