Hello

Which 7-inch screen did you purchase? Could you please send me the link?
Could you send me a photo showing your hardware connection?

Hi Niko,

Thank you very much for your kind feedback and for choosing our 18.5" portable monitor. We’re really glad to hear that you’re satisfied with the image quality and build.

Regarding the blue screen shown when there is no signal — thank you for pointing this out. Currently, the blue ...

Hello

Could you please send me a photo showing your hardware connection?
Have you tried changing your HDMI cable?
When you connect the screen to your Windows PC, is your system's display settings able to recognize the screen and display it at the correct resolution?
Have you switched the backlight ...

Hello, I mean the power adapter, PD power supply, is it also matched with ours?

Hello,

When using external power supply, are you using the PD power adapter provided in our shipment?

Hi,

Have you tried connecting an independent power supply to the screen first, and then using a double male Type-C cable to see if the computer can recognize it?

Hello

We only have a Mac mini, tested with the Apple M2 chip, and it can be powered directly using a dual-male Type-C cable
Please try setting our screen as the primary display on your M4 in the system's display settings, or display it only on the 18.5inch screen.

Hello
Sorry there is no relevant tutorial for the time being. You can check the usage of related tools (SquareLine Studio)

Hello
Please try the following method:
Enter Screen Configuration->Touchscreen->Check the touchscreen option
Change mouseEmulation="yes" to "no" and it will take effect after restarting

Hello

Have you verified that your 120mm HDMI cable is working properly? For example, can it display normally when connected to other HDMI screens?