How can you sort taxonomy terms based on number of times used, in a view?
Create a new view
limit to taxonomies "show taxonomies of term all"
Add a relationship "Taxonomy term: Content with term"
Use aggregation
Add field "Content: Title"
Aggregation type "Count"
Change label to something like "number of times used"
Add Sort criteria "Content: Title"
Aggregation type "Count"
Sort to whatever you like


it should look like this: