We have two options for you.
1) You may simply view the tutorials here in the knowledge base through this link: https://docs.optimizepress.com/category/2344-getting-started-with-optimizefunnels
2) You may login to https://my.optimizepress.com and click on "training" and you'll fine the OptimizeFunnels training library there as well.
If you believe that we are missing any training or would like to see something specific covered here, please contact our team and let us know and we'll be happy to consider it.