How do you repair rust on back wheel arch of clio 1.2 1998?

To repair rust on the back wheel arch of a 1998 Clio 1.2, first, clean the area thoroughly to remove dirt and loose rust using a wire brush or sandpaper. Next, apply a rust converter to stop further corrosion, then fill any holes with body filler and sand it smooth. Finally, prime the area with automotive primer and repaint to match the car's color, ensuring to seal the edges to prevent moisture penetration. Finish with a clear coat for added protection.