can't continue

Question

when I learn html lesson, the image right on the border image can't be continued, there is a notification: This exercise is important to learn coding,,, finish the above exercise first to continue the lesson. how to solve it?

Answer 1

In the app, it is just on the lesson, before you click on it to open.

Re-do the lesson and make sure you answered all quizzes correctly.

Answer 2

Check if you completed all previous lessons. Are there green ✅ on them?

Answer 3

how to check it?

Answer 4

By looking at the lesson

Answer 5

I mean, where is the green location?