Vivo y400 ring light setting | vivo y400 dynamic light set kaise kare | vivo y400 back light About this video Doston aaj ke is video mein humne aapko bataya ki vivo y400 5g mobile me jo back me ring light hai use kaise jalate hai Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use #gangaprasad2m #vivoy400 #ringlight thank you for watching this video 🙏