Issue 1:

If you don't see the Testimonials or Portfolio sections in your dashboard



Please make sure you've activated the Vamtam Offline Jetpack plugin in Dashboard > Vamtam > Install plugins


Issue 2:

If the Vamtam Offline Jetpack is activated and you still don't see the Portfolio and Testimonials sections, please check if the Custom Content Types section in Jetpack > Settings > Writing is enabled:

Issue 3:

If the previous steps are accomplished and you still don't see the Testimonials / Portfolio sections, please check this solution: