Look at the door handle there will be a small plastic circle that pops off remove plastic piece and remove screw lift door panle upwards and off.
Replace drivers door inside door handle.
Take off the cotter pins holding the rods to the latch take out the screws that hold the handle put in new handle and the rods with the cotter pins and reinstall the inside door panel.
Pop out the inside door panel to access the handle from inside.
This video is about the factory dealer repair replacement approach with new rivet to fix the very common broken inside door handle for any old body style.