Catch Example>  Phrasal Verbs Means You   To   Recently

Catch up on (something)

This phrasal verbs means to do something that you have not been able to do recently. NOTE this is a multi-word verb with two prepositions: up + on

Business example> “I’ve been so busy with endless meetings, I really need to catch up on my emails”.

General example> “I have to catch up on Killing Eve!”