Stud finders are supposed to be simple. Slide across the wall. Beep when you hit wood. In reality, mine beeps at random intervals, finds electrical wires that are not there, and once confidently declared a stud in the middle of a window opening. I threw it in a drawer and never used it again.

Here are three ways to mount heavy items without locating a stud — and without buying a better stud finder.

Method 1: Molly Bolts for Medium Weight

Molly bolts are the middle ground between plastic anchors and toggle bolts. They have a metal sleeve that expands behind the drywall as you tighten, forming a permanent metal grip. Unlike toggle bolts, they stay in the wall if you remove the screw — the sleeve does not fall into the cavity.

Weight capacity: About 50-75 pounds per anchor in ½-inch drywall. Install with a setting tool or a drill with steady pressure. Go slow — if the sleeve spins before expanding, it ruins the hole.

Method 2: The French Cleat for Really Heavy Stuff

A French cleat is a two-part interlocking bracket: one piece on the wall, one on the back of the mirror or cabinet. The wall piece is a long strip of wood or metal with a 45-degree bevel. The mirror piece has the matching bevel facing down. You set the mirror onto the wall cleat and gravity locks it in place.

The key advantage: you can span multiple studs with the wall cleat even if the mirror itself only covers a stud-free zone. Install a 30-inch cleat that hits two studs. The mirror hangs anywhere along that cleat. This is how kitchen cabinets are mounted — and cabinets hold a lot more than mirrors.

Method 3: Adhesive Strips for Light to Medium Items

For mirrors under 15 pounds, heavy-duty picture hanging strips (the Velcro kind) work surprisingly well. Use twice as many as the package recommends. They have one major advantage over any mechanical anchor: zero holes in the wall. For renters or anyone who changes their mind about decor every six months, this is the best option.

The catch: they rely on paint adhesion. If your paint is peeling, old, or was applied over wallpaper, the strips will fail — and the mirror will fall. Test on an inconspicuous spot first. Wait the full hour before hanging anything.

What Failed on Me

I tried threaded drywall anchors — the kind you screw directly into drywall like a giant self-tapping screw. The package said “holds 75 pounds.” I hung a 30-pound shelf. Two weeks later, the anchor pulled out and took a golf-ball-sized chunk of drywall with it. The problem: threaded anchors rely on the gypsum core for grip, and gypsum is basically compressed chalk. It crumbles. Never again.