Hello Alvaro,
Similar posts are already existing on the community and have already been answered. I would suggest you to have a look at this post about offline missions.
Hope it will answer your questions, if not please write on the other post as I will close this one for comment. As far as it is possible, we wish users to easily find the right info and not to lose themselves researching what they look for in many different posts about a similar issue.
best,