Try this online training.. https://gettingstarted.mendixcloud.com/
Do you have no developing experience? Maybe you should start with the Rapid Developer Trainings to understand the basics.
Do you have alread develping experience? Try to create a first project and play around if you don’t want to to trainings. The learning curve is very high at the begin! If you have specific questions, the forum is the place for.
Have fun! :)
Hi, if it would help you we can walk through it with while sharing your screen. That’s a fast result. But the suggestions from the others are valid. You can drop me an email if you want me to help you @firstname.lastname@example.org