Installing flash in firefox is ridiculously easy. You will need two files, “flashplayer.xpt” and “NPSWF32.dll”. These can be found in one of two places:
- If you already have flash installed on the system, you can simply copy the files into the /PortableApps/Firefox/App/Firefox/plugins directory. They can typically be found in “C:\WINDOWS\system32\Macromed\Flash” if the system came with the full version. Mine did not, so I had to go to plan B:
If all worked out well, you should now have flash functioning perfectly on your portable install (all without IT knowing about it).