The most common Korean word for “fix” is 고치다 (gochida). 「fix」는 한국어로 고치다.
Learn 고치다 free — flashcards, audio and review →「고치다」 단어장으로 무료로 외우기Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato