For Korean translation from/to English (and other languages it offers), you should use Papago or 파파고. Google Translate is obsolete for years now. Papago is 99% of the time correct. Ensure that the English grammar is correct, e.g. capitalise and period at the end of the sentence. : Korean
4 Ways to Say Thank You in Korean
When you enter something for translation, it gives you various suggestions.
For example, I got a message from my tutor and in both Papago and Google it came across very rude.