> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.courses-plus.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Timed / must see lessons

In Courses Plus you can create must see (timed) lessons that. In lesson editor choose **Settings ➜ Set as must see lesson**


![](https://storage.crisp.chat/users/helpdesk/website/3aea62344d5c9200/screenshot-2024-03-08-at-08524_1efs7q0.png)

You will be able to set required lesson duration in minutes. When opening such lesson, student will see a timer. Until this timer is complete, student won't be able to check this lesson as completed.


![](https://storage.crisp.chat/users/helpdesk/website/3aea62344d5c9200/screenshot-2024-03-08-at-08541_uvjdm5.png)