For drywall installations, you must mount into wall studs (typically 16 inches apart). Never mount a TV directly into drywall ...

Learn More › While mounting a TV to a wall isn’t a complicated ... Think carefully about whether you want to mount the TV ...

And no, it has not moved or sagged away from the wall after the first 10 days. Nor do I think it will. Before I hung the TV, I pulled hard down on the mounts to see if there was any give.