Please see this bug thread:https://github.com/mozilla-mobile/firefox-ios/issues/11994#issuecomment-1858693297A workaround was found when disabling the "Close Private Tabs" settingWorked for me!
I confirm same error here: any first new page opened at mozilla firefox launch does not launch cookies. The 2nd page open (or refresh of the 1st page) opens the cookie jar.It looks like a bug.How to reproduce:- in IOS close app mobile mozilla firefox...