Still a die hard Firefox user!,(reply>), I also used to be but Just 2 days before I shifted from firefox to edge ;(<br>I had to,it suddenly disappeared all  my history bookmarks and my signed in account. <br>With a message on top which says something like we are unable to show your history and bookmarks as any other  program may be using it.<br><br>I tried refreshing it,didn't work, <br>I tried reinstalling didn't work.