It's frustrating when you want to open your phone and forgot your lock screen pattern. Dr.Fone for Android is designed to solve this problem. It removes pattern lock from Samsung smartphone screen easily. All your data is safe.
http://www.youtube.com/watch?v=lw4ueft-t_I [youtube.com]
The program only workable for several Samsung phones like:
Samsung Galaxy S3, S4, S4 Active, S4 Mini, S5;
Samsung Galaxy Note3, Note4, Note Edge, Note5.