Markoz wrote on Feb 5^th, 2019 at 1:24am:

Where is P3Dv4 installed? Is it installed in the default location, C:\Program Files? If it is, that might be causing you problems.

changed p3d folder location still doesn't work  now have too re install everything . My computer is it all messed up it all started the first time I tried installing this program!
I have ordered a new SSD and will wait and try to install this program on that.