Vacuum them up with a hose attachment and empty the vacuum bag or canister outdoors immediately
Seal cracks, gaps, and openings around windows, doors, siding, vents, and utility lines
Install or repair window screens, door sweeps, and weather stripping
Reduce outdoor lighting at night or switch to yellow bug lights
Remove beetles by hand using gloves or a vacuum when they gather indoors
Use sticky traps near windows and entry points
Apply an indoor residual insecticide only in cracks, crevices, and entry points according to the label
Treat exterior entry areas with a labeled perimeter insecticide in late summer or early fall
Remove attractants such as ripe fruit, spilled food, and indoor clutter
Keep attic, wall void, and crawl space access points sealed
Use a professional pest control service for large or recurring infestations