Chosen Solution

The thin black piece of plastic that holds the top of your head strap broke when i put it on, and now i only have the side pieces, is their a head strap that i can use that doesn’t need that? and / or how do i fix the plastic piece

Program post some pictures of what the broken parts look like.Adding images to an existing question Maybe we can come up with a way of fixing it, maybe you need to replace the strap. To work on it, check something like this video or this guide Remove and Install Stock Quest 2 Strap