Also note that 3K/4K-wide at 60Hz requires an HDMI 2.0 port and cable, or for you to limit your refresh rate to 30Hz (not recommended for desktop usage) for HDMI v1.4:
https://en.wikipedia.org/wiki/HDMI#Refresh_frequency_limits_for_standard_video
Also note that 3K/4K-wide at 60Hz requires an HDMI 2.0 port and cable, or for you to limit your refresh rate to 30Hz (not recommended for desktop usage) for HDMI v1.4:
https:/ /en.wikipedia. org/wiki/ HDMI#Refresh_ frequency_ limits_ for_standard_ video