How to set the Triple Display&Dual Display
Please click Intel Graphics Settings for multi-display setting or hotkey: Windows P
You can set Display, Resolution and Refresh Rate on the General Setting.
Resolution can only reach up to 1920*1080/60HZ when connecting three monitors at the same time. It’s not suggested to do so. But if you need to do so, please turn off the laptop screen( Click“Second screen only”) after connecting.
2.Mirror Mode & Non-mirror Mode(Mac OS)
Setting: About This Mac>Display>Arrangement>Mirror Displays
Please Note: When MAC OS needs to extend the display, you need to click on "Display" in Preferences, select the Arrangement, and then click Cancel "Mirror displays"