tabs – Simplify the experience

I have this data structure

Category 1
Sub Category 1
Medium 1
Language 1
Language 2
Medium 2
Language 1
Language 2
Category 2
Sub Category 2
Medium 1
Language 1
Language 2
Medium 2
Language 1
Language 2

I have selected the ux in the image, Is there a way to simplify it ? enter image description here