ANSYS has it's own student community where you can find a lot of helpful information:ANSYS Student Community
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Our tutorials
Recommended: Cornell University has afree online simulation course using ANSYS. The course includes detailed guidance on both the use of ANSYS as well as the knowlegde behind. Using ANSYS 2019 R2.
On University of Alberta's website you can find some good tutorials. They were made using ANSYS 7.0, so beware of minor changes when using a newer version.
The CEA Associates Inc. has some free ANSYS e-learning tutorials at their youtube page.