In ExperienceRO, you can change your gender unlimited times at no cost. However, you cannot change gender if you have the follow character jobs: Bard, Dancer, Clown, Gypsy, Baby Bard, Baby Dancer. (It's okay if it's just a suit, as long as it's not the actual job)
You must be logged off before proceeding:
1. Go to http://www.experience-ro.com/
2. Enter your login details and login.
3. Click "My Account"
4. Select "Change Gender" from the menu.
5. Click "Yes, do it please."
Q) What will happen if my character is wearing a bard/dancer/clown/gypsy/minstrel/wanderer suit?
It will be unequipped and put into your inventory.
Q) What if I don't have extra slots in your inventory?
The suit should still be put into your inventory regardless.