How to fix physics with roblox studio collision groups editor

If you've ever had players walking through walls they shouldn't or bullets hitting invisible barriers in your game, you probably need to open up the roblox studio collision groups editor and start tweaking some settings. It's one of those tools that seems a bit intimidating when you first see that big grid of checkboxes, but honestly, once you get the hang of it, you'll wonder how you ever managed without it. It's the difference between a game that feels polished and one where objects are constantly glitching into each other. ...

February 18, 2026 · 7 min · Brimmer Simon