Find the wall studs or use heavy-duty wall anchors rated for the mirror’s weight
Measure the mirror and mark the desired hanging height on the wall
Use a level to draw a straight guide line
Check the mirror’s hanging hardware and weight rating
Install the appropriate hooks, screws, or anchors securely
If needed, attach a French cleat or D-rings to the mirror
Lift the mirror with assistance
Hang the mirror on the installed hardware
Use a level to adjust alignment
Add felt pads or bumpers to protect the wall
Test that the mirror is stable and secure before letting go