'관심 없다'과 '상관 없다'라는 말 어떻게 달라요?
'관심 없다'하고 '상관 없다' 많이 들었는데 달라요? 다르면 어떻게 달라요?

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Answer

관심 없다, 흥미 없다 - I'm not interested
상관 없다, 관계 없다 - It dosen't matter
상관 안 한다 - I don't care
괜찮다 - It's okay, It's alright, I don't mind

I hope my explanation will be helpful to you :)

Answer

관심없다 not interested i
상관없다 have nothing to do with

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That helps a lot, thank you! 감사합니다!

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상관없어 could be many different things.
It doesn't matter.
It is nothing to do with this.
It doesn't affect me (or something)

상관 means relationship between
없어 means none

Literally, no relationship between A and B

Answer

관심없다  : I am not interested

상관없어 : I don't care