How to adjust the sensitivity and exposure compensation when taking photos in professional mode (mobile phone) at night?

You can use night view mode. The professional manual mode of mobile phone is useless. It's too noisy at night to watch.

The night scene mode is different. The mobile phone will take multiple photos and then automatically synthesize noise reduction.

You should take advantage of the particularity of the mobile phone, and its small noise is inevitable at night, so by taking more pictures of Zhang Hecheng, the photos are different after calculation.

Mobile photography is computational photography.