Origin of a model positioned wrong

[Qapandt (Arch)]

I wanted to move and scale an object in Blender but I can’t do it properly. Because the origin of the model is positioned wrong.

Here’s what I mean:

This is the helmet that I need to get the correct origin.

Here’s what I get:

The same thing with scale:

The origin is supposed to be in the middle of the model. But it isn’t…

How can I fix this?

[not_Iog1c (not_log1c)]

Right Click the helmet and go to Set Origin > Geomertry to Origin. It works for me when importing accessories from Roblox to Blender.