Ability to change what the mouse3 button does

When using a laptop with a trackpoint (ex lenovo thinkpad), in order to scroll up or down a page you need to hold down “mouse 3” (center trackpoint button) and push up or down on the little nub in between the G and H keys. Oftentimes, when attempting to scroll up or down a page, I find myself inadvertently clicking mouse 3 on a hyperlink, which opens it in a new tab. It would be great it was possible to change what mouse 3 does. Firefox has a setting hidden in ‘about:config’, but AFAIK there isn’t a similar setting in brave