Hello,
No, cannot EDIT or CREATE any styles, but there are a lot of styles from other keyboards that you can load into the "flash" area and also save to a "program" area. I'd bet that you could find some that you are looking for. I have an EXR7s and really like it.
zuki
_________________________
Live: Korg PA4X/Bose L1 Pro 8/Senn 935
Studio: Korg PA4X/Kawai MP7SE/Tascam DP24SD/Sony C80/AGK 214/ATEM Mini Pro switcher/