Permanent 'turn off Disappearing message' from WhatsApp

Описание: In this video, I will guide you that how you can permanently off disappearing message from WhatsApp that appears like that in chat:

"You use a default timer for disappearing messages in new chats. New messages will disappear from this chat 24 hours after they're sent, except when kept. Tap to set your own default timer"

It turn on something by mistake or automatically and that's why this video is necessary so keep watching.