Your question is Learning From a Challenge. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
tell me about a time you had faced a challenge and what did you learn from it
Asked in the Round 4 stage. The interviewer is looking for a specific example, not a general philosophy. Focus on what made the challenge difficult, how you responded, and what changed in your approach afterward.