Hello vapers i own a rx200s, just checked and im on version 4.00 i would like to add a personal logo, im not bothered about the power upping to 250w, but ill take it if i have to, can anyone tell me the easiest way to do this, can i just let you know beforehand im not very clued up technology wise. so THANKS for any help, ive tried a look around it shows there is upgrades available but not how to actually insert them. reuleaux 200s on version 4.00 at moment.