What is the best way to securely hang a heavy mirror on a wall using drywall anchors?

The best way to securely hang a heavy mirror on a wall using drywall anchors is to first choose heavy-duty anchors that can support the weight of the mirror. Then, mark the desired hanging location on the wall, drill holes for the anchors, insert the anchors into the holes, and finally, attach the mirror to the wall using screws or hooks that are compatible with the anchors.