See Trac#22449 <https://trac.sagemath.org/ticket/22449> for details.
Annoying because one might wisht to use a lighter browser that one's defaults for Sage purposes. HTH, -- Emmanuel Charpentier -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.