I've using XP. Firefox just flashes up, _sp appears in task manager then disappears and nothing happens.
Recently installed Firefox portable on an XP machine and I'm trying to open HTML 5 web pages.
Wšykne wótegrona (1)
Firefox Portable is a 3rd-party build. Support is available here: http://portableapps.com/forums/support/firefox_portable
Please, describe the problem in detail. Here and at the link above.
Wót FredMcD