Aside from interest, is it better to study hairdressing or photography?

Learning craft is different from basic learning. It has a clear purpose, that is, to get this job and eat this bowl of rice in the future. Therefore, which trade to learn is a matter of choosing a job.

How to choose a job? It's complicated to say. Drawing is more intuitive.

The red area is your career choice. Therefore, it is meaningless to put aside interests.