Put on gloves to protect your hands.
When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage.
Take care not to scratch the body surface.
Loosen the side sill moulding mounting screws.
Using a screwdriver or remover, remove the side sill moulding (A).
Install in the reverse order of removal.
Replace any damaged clips.