This isn't related to Snow Leopard. http://kb.mozillazine.org/Session_Restore#Always_restore_sessions_on_start It's a non-default Firefox configuration option under Options > General > Startup > "When Firefox Starts" > Dropdown option "Show my windows and tabs from last time". Best of Luck, Joe Tinney -----Original Message----- From: x4u-bounces at listserver.themacintoshguy.com [mailto:x4u-bounces at listserver.themacintoshguy.com] On Behalf Of Paul Moortgat Sent: Thursday, June 23, 2011 4:53 PM To: A place to discuss Mac OS X for the casual user. Subject: [X4U] Bad luck again in SL In Firefox 4 under 10.5.8 when it closed, it remembered all the pages and opened them. Not this time with Firefox 4 and 5. I loose everything. Paul Moortgat _______________________________________________ X4U mailing list X4U at listserver.themacintoshguy.com http://listserver.themacintoshguy.com/mailman/listinfo/x4u Seven Cent Deals - Great legacy stuff Great Legacy Price http://www.drbott.com/prod/db.lasso?cat=Seven+Cent+Deal