Hi,

Always make sure to be logged into your OutSystems community account when following training courses.

You could always go to a course you attended and press the Next button to mark it as watched.

Regards,

Daniel

Hello @Amit Gupta ,

First of You are most Welcome to Outsystems Family !

Thanks for your First Post

Might be the reason is there is left or skipped some Videos Session 

for switching the next lesson you should click on the Next Lesson button

Thanks & Regards

Navneet Sharma