After recharging the battery and reinstalling it, the loudspeaker, wipers, and hazard lights are working, but the car won't start. What should I do?

ZS 2017 model has a lot of driving noise. It doesn't seem like engine noise; it's more of a humming sound. Does anyone with the same model experience this?

The sunroof of a 2018 MG isn't opening. What could be the issue?