Gather a stud finder, level, drill, drill bits, screws, wall anchors, tape measure, pencil, and mounting hardware
Choose the wall location and mark the desired shelf height
Use a stud finder to locate wall studs
Mark stud positions on the wall
Hold the shelf bracket or mounting rail against the wall
Use a level to make sure it is straight
Mark the drill points through the bracket or rail
Drill pilot holes into studs or install wall anchors if no studs are available
Attach the bracket or mounting rail securely to the wall
Slide or mount the floating shelf onto the installed hardware
Check that the shelf is level and firmly attached
Tighten any set screws or locking hardware
Place items on the shelf within the recommended weight limit