If you don’t know how to turn on last seen on Snapchat then you must follow the steps that are given below:-
1. The first step is to open Snapchat and then tap on your profile icon.
2. Then tap on the Settings icon and scroll down to Privacy Controls.
3. Now tap on Activity Indicator.
4. Then finally toggle ON for activity indicator.

If you don’t know how to tell if someone is active on snapchat then you must visit our blog.

Read More:- https://allinsider.net/how-to-tell-if-someone-is-active-on-snapchat/