Erik Kostson
Ansys Employee

I would recommend first to have a course in FEA (theory and practice) - one is offered for free (EDX:

After that to learn the use of the Ansys WB/Mechanical software I would suggest to start with this course:

For large deflections and contact:

For instabilities:

There are many other course that will be relevant, see here for a full list:

All the best