Meaning of “get on” - Learner’s Dictionary

get on

mainly UK mainly US get along phrasal verb with get us uk /ɡet/ verb present participle getting, past tense got, past participle got, US gotten

B1 If two or more people get on, they like each other and are friendly to each other:

I never knew that Karen didn't get on with Sue.

B1 to deal with a situation, especially successfully:

How's Frank getting on in his new job?

(Definition of “get on” from the Cambridge Learner’s Dictionary © Cambridge University Press)