1) hand brake on, put vehicle in gear
2) take center cap off wheel
3) remove brass 'nut cover'
4) straighten lock tab on nut (if it has one, some cars do, some cars don't)
5) loosen hub nut and wheel nuts (dont take all the way off, just loosen them)
6) Jack vehicle up and put on axle stands.
7) remove wheel
8) release handbrake
9) remove brake caliper, pads and carrier
10) remove brake disc
11) remove hub nut
12) remove hub assembly
refit in reverse order with new parts... do you want torque setting for refitting?