Below you will find the process from the manual on how to replace the pads and rotors from the manual. We didn't have a manual on your specific vehicle but this is from the sister vehicle for the USA version so it will be very similar.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.