Well, data can get lost anytime from any Smartphone no matter you are using LG or other. But the main thing is to know how to get the deleted files back from it. The easy way to do this is to check for backup if available. If backup is available then you don't have to think much as you can easily get the lost files back.But when you don't have backup then you need to use third party tool like Android Data Recovery software. This is one of the best and most recommended solution that helps to retrieve deleted files from LG phone or other Android phones.