locked out of samsung galaxy s5. what can I do to remove the lock?

[Green One]

Every time I enter pass word, error message "wrong password" appears even though i'm entering it correctly. I just purchased the Samsung galaxy S5. Please help.

 

[rgd1101]

http/www.tomsguide.com/forum/id-2311806/read-passwords-lock-codes-pin-numbers.html