This is odd, I've two HDW5442TM-AS, both are changed between full-time day/night mode by DahuaSunriseSunset tool. Everything is working flawless.
Firmware:
V2.800.0000000.16.R, Build Date: 2020-05-29
V2.800.0000000.17.R, Build Date: 2020-06-20
Day & Night, Mode: B/W (in Profile Night)...