The MARS systems use the general 5g WiFi network, and the WiFi network created does not have a network connection.
When connected to WiFi without a network connection, it will automatically switch to data cellular or another WiFi for some Phones. So you will get the ” Check the Input Source” Error from HollyView App.
- Confirm the OLED screen of the MARS 400S PRO has the Video Format Display.
- Allow the Location for the HollyView App under iPhone settings.
- Make Sure the “Connect” Button on the HollyView App is Yellow.
- Turn off the cellular data on the Phone Settings.
Use the cellular data at the same time when using HollyView APP: