UBB.threads PHP Forum Software Community Forums UBB.threads 7 Installation and Upgrade Support Upgraded to 7.2.2 Problem

Thanks for the assist so far. Now, I've downloaded the 7.5.9 version, my php version is 5.6, should I install a "clean" new installation, then address bringing my old files into that? Or, should I try to load all my old files and do an "upgrade" over the old installation?