Have you ever wondered, why RO is one of the few games that doesn't have a good sound system on the game's buttons and features?
Turn On your Sound and Watch the full vid!
//===================================
// Pincode system
//===================================
// NOTE: Requires client 2011-03-09aragexeRE or newer.
// A window is opened before you can select your character and you will have to enter a pincode by using only your mouse.
// Default: yes
pincode_enabled: no
//===================================
// Pincode system
//===================================
// NOTE: Requires client 2011-03-09aragexeRE or newer.
// A window is opened before you can select your character and you will have to enter a pincode by using only your mouse.
// Default: yes
pincode_enabled: yes
// How often does a user have to change his pincode?
// 0: never (default)
// X: every X days
pincode_changetime: 0
// How often can a user enter the wrong pincode?
// Default: 3 (client maximum)
pincode_maxtry: 3
// Are users forced to use a pincode when the system is enabled?
// Default: yes
pincode_force: yes
https://rathena.svn.sourceforge.net/svnroot/rathena/trunk/conf/char_athena.conf