You'll want to look at these Firefox help links. https://support.mozilla.org/en-US/kb/how-to-set-the-home-page https://support.mozilla.org/en-US/questions/1341696

Hello https://connect.mozilla.org/t5/ideas/loadable-webpage-list-startup-template/idc-p/65459/highlight/true#M37484

''<p>Rob [[#question-1468900|said]]</p>'' <blockquote>Can several homepages, each one individually assigned to Mail, Finances, News, Video be saved and re-awoken upon startup as individual desktops or home pages ? I would like not to have to repopulate windows upon startup. </blockquote> See https://support.mozilla.org/en-US/kb/home-page-pipe-character-opens-extra-tabs-firefox