Roblox has a function called Shift Lock that prevents the user’s camera from rotating in relation to their character’s movement. Here’s a guide on how you can turn it on or off.

The feature will lock it in 3rd person when you press the SHIFT key on your keyboard and can greatly improve your gameplay. If you are playing a certain game that has obbies (such as Tower of Hell), ...

Step 1- Press and hold the LB (Left Bumper) on your Xbox controller while playing a Roblox game. This will enable the shift lock and the camera will lock in place.