When you want to express that you don't understand something in Korean, you can say:
이해 안됩니다 (I-hae an-doem-ni-da)
- 이해 (I-hae) – Understanding
- 안됩니다 (An-doem-ni-da) – I don’t / It’s not possible
This is a formal way of saying "I don’t understand", suitable for more polite or professional situations.
More expressions in Korean with English translation
- 이해 못했어요. (I-hae mot-haet-seo-yo.) - I couldn’t understand.
 
- 잘 모르겠어요. (Jal mo-reu-get-seo-yo.) - I don’t really know / I don’t get it.
 
- 다시 설명해 주세요. (Da-shi seol-myeong-hae ju-se-yo.) - Please explain it again.
 
- 무슨 뜻인지 모르겠어요. (Mu-seun tteut-in-ji mo-reu-get-seo-yo.) - I don’t understand what it means.
 
- 이 부분이 어려워요. (I bu-bun-i eo-ryeo-wo-yo.) - This part is difficult.
 
These phrases will help you navigate situations where you need clarification, ensuring smoother communication when you're having trouble understanding something!