ему не понравилось

he didn't like it

→ он
phrase Uncommon #15,765
he didn't like it Used with a masculine experiencer in the dative case: literally, “it was not pleasing to him.” The thing that was disliked is the grammatical subject, while ему means “to him.”
RU: Ему не понравилось это новое место.
EN: He didn't like this new place.

Это ему не понравилось, и он полез в драку.

He didn't like this and he got into a fight.

— Семь Самураев (1954)

Ему не понравилось, во что та превратилась-в огромную машину для убийства.

He didn't like what she had become—an enormous killing machine.

— Человек с Земли (2007)

Ему не понравилось.

He didn't like it.

— Королева (2014)