Please check out the following points:
The graphics card/GPU must support DisplayPort 1.2 Multi-Stream Transport (MST) or higher version Daisy Chain must be turned on in the monitor Settings Menu macOS does not support Daisy Chaining. The max. number of monitors including the laptop screen is limited. The output resolution may differ depending on the graphics card/GPU. Please turn of your laptop screen in your OS settings menu eventually if you want to use three or four 24” monitors or two 27” monitors Use good signal cables (e.g.): USB Type-C cable: CC200SS-5A (supplied with EV2795), CC100 (sold separately) USB Type-C to DisplayPort Cable: CP200 (sold separately) Apply latest graphic card drivers provided by OS vendor Utilize monitor’s admin menu to switch compatibility mode ON, in case of any trouble returning from standby.
Note: LAN cable - in case you want to use - must connect to the first monitor in chain.