Make an unclear message intelligible (7)

I believe the answer is:

decrypt

(Other definitions for decrypt that I've seen before include "Translate from code" , "Use key" , "Make message understood" , "Break code" , "Crack" .)

I've seen this clue in The Telegraph.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.