the difference between 'but'and 'however'

[bright_sun17]

I wonder what's the difference between "but" and "however'.

Thank you so much in advance

 

[Abstract Idea]

I wonder what's the difference between "but" and "however'.

Thank you so much in advance

There are situations in which they can be used interchangeably,
but/however, that is far from always. Take a look for instance at this old thread:
https://www.usingenglish.com/forum/ask-teacher/101982-however-but-synonyms.html