The manual contains 100 topics and illustrations and if you though OpenShot was hard to use, now you can finally learn how to use it in 5 minutes (there is a chapter called "Learn how to use OpenShot in 5 minutes) so go ahead and read it so you can create amazing movies out of your holidays videos with one of the best open-source non-linear video editors out there: OpenShot.
sudo apt-get update && sudo apt-get install openshot-docs
Then, to launch the help manual, use this command:
yelp ghelp://openshot
If you want to help translate the OpenShot manual in your language, see the instructions in the OpenShot announcement.