YOU SAID:

I hate when people have bad opinions.

INTO JAPANESE

人の意見が悪いときは嫌いです。

BACK INTO ENGLISH

I don't like when people have bad opinions.

INTO JAPANESE

人の意見が悪いのは嫌だ。

BACK INTO ENGLISH

I don't like bad opinions.

INTO JAPANESE

悪い意見は好きではない。

BACK INTO ENGLISH

I don't like bad opinions.