Random Lag Moments

So I am pushing my roblox game for my group to be out soon, and 1 bug that I have not been able to fix has been affecting my gameplay and I need help to solve it.

Video of it Randomly Lagging

Please help me!!

Check your game for free models, your game might have some malicious scripts in it. If there aren’t too many scripts it might just be simpler to search for scripts in the explorer and examine all of them.

Or just check for any unnecessary things like waits and loops.