As well as not hook every tree / shrubbery / cave wall / cave ceiling / your comrades leg / your own legs in case you stumble / etc.
The big two handers did usually not have scabbards. You would hold them in one hand and lean the flat of the blade against your shoulder. Or transport them by cart. Same for pole weapons. Also shields larger than a buckler couldn't comely be strapped to ones back. A buckler otoh can easily be carried along at ones belt.
Watch a little bit of Matt Easton or Skallagrim or Lindybeige on YT, that tells you most of the missconceptions. Thank god with rule zero these are so easy to remedy.