"Unlock"

[ReadingMom]

I've been going down the sections in Italian and have come across one or two that I can't complete as some of the parts have an inactive title that says "locked". I have successfully completed the first two parts, so why am I not allowed to complete the third? Help!

[OmegaGmaster]

Could you provide a screenshot?

[b05aplmun.ca]

Have you completed ALL the lessons in ALL the skills in your last colored row?

[pentaan]

https://support.duolingo.com/hc/en-us/articles/204777904-I-m-stuck-why-can-t-I-open-the-next-skill-