Acer XB273U KF User Manual page 32

figure above.
11. HDMI Black level: Select to set HDMI black level.
12. Quick start mode: Select Off or On. Turn on to speed up boot speed.
13. USB Port Select: Select the USB Port from B-Type and C-Type.
14. USB 3.0: Default is "Off". It can control determine the USB bandwidth. When USB 3.0
= "Off",DP ALT support to 2560x1440-300Hz. When USB 3.0 = "On", DP ALT support
timing by source.
15. HDMI2.1: Default is "On. HDMI1&2 Support to 2560x1440-300Hz (GPU can support
DSC). When HDMI2.1 = "Off" HDMI1&2,Support 2560x1440-144Hz.
16. Power-off USB charge: Turn On or Off. On: DC off/Saving mode can to electrify for
USB port. Off: DC off/Saving mode can't to electrify for USB port.
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