How to add or update mobile number through voters service portal is presented in a simple way that anyone can read and understand. How to link our mobile number with voter id or how to add or change mobile number in voter id is described here. You can get things like E-EPIC through voter service portal only by updating mobile number in Voter ID.

Website Link to Add Mobile Number in Voter ID : https://voters.eci.gov.in/

Link to Watch Youtube Video on Updating Mobile Number in Voter ID : https://youtu.be/DPAR6K6jkFI