Put on appropriate safety gear, including gloves, goggles and a mask or respirator. Old carpets are quite dirty and tack strips can be very sharp.
Grasp one corner of the carpet with pliers, working carefully to avoid damaging the fibers. Pull the corner of the carpet away from the wall and molding or trim, revealing the tack strips. Continue to peel back the carpet until you have removed as much as desired.
Remove staples from the carpet pad, prying them out with a screwdriver and pliers. Lift the carpet pad away from the floor.
Remove tack strips by prying them free from the floor with a pry bar. Work carefully to avoid injury.