can somebody tell me what i need to download as i didnt recieve a sd card with my printer, I went on creality website and seen many downloads on there but which one. I also have a 32 bit mainboard skr e3 mini 2.0 for my ender 3, I really need some help here with this, im 56 yrs old with no experience at all and had to find a hobby as im now medically retired.