How to fix Samsung Galaxy J7 that keeps popping “Unfortunately, Contacts has stopped” error message [Troubleshooting Guide]

Read and understand why a powerful smartphone like the #Samsung Galaxy J7 (#GalaxyJ7) suddenly started to show up the error “Unfortunately, Contacts has stopped” without apparent reason and learn how to troubleshoot your device in case this problem happens to you. The error message “Unfortunately, Contacts has stopped” is one of the most common app-related