What's wrong with ur44c

my ur44c volume light is always flashing…it works but stuill flashing.,connet with type c and usbA cable,when change to type c cable both side it still works but can’'t connect to the DSP SOFTWARE…can any one tell me why?

It’s a warning that the device is not receiving enough electrical current.

see Troubleshooting in https://download.steinberg.net/downloads_hardware/UR-C/Manuals/UR44C_Operation_Manual_English.pdf

thanks indeed,i used the power supply and it fixed. awesome man!!!