Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Avatar for Username

Pomoc pśepytaś

Glědajśo se wobšudy pomocy. Njenapominajomy was nigda, telefonowy numer zawołaś, SMS pósłaś abo wósobinske informacije pśeraźiś. Pšosym dajśo suspektnu aktiwitu z pomocu nastajenja „Znjewužywanje k wěsći daś“ k wěsći.

Learn More

Toś ta nitka jo se archiwěrowała. Pšosym stajśo nowe pšašanje, joli trjebaśo pomoc.

cookie "about.ef2a7dd5-93bc-417f-a698-142c3116864f.mozilla"

  • 1 wótegrono
  • 1 ma toś ten problem
  • 19 naglědow
  • Slědne wótegrono wót cor-el

mekishev1
mekishev1
more options

What is the cookie "about.ef2a7dd5-93bc-417f-a698-142c3116864f.mozilla" and why I can't delete it?

What is the cookie "about.ef2a7dd5-93bc-417f-a698-142c3116864f.mozilla" and why I can't delete it?

Wšykne wótegrona (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

That is about first party isolation (firstPartyDomain) for about pages (see: about:about) and isn't a real cookie.

  1. define ABOUT_URI_FIRST_PARTY_DOMAIN "about.ef2a7dd5-93bc-417f-a698-142c3116864f.mozilla"
  • 1300671 - Set firstPartyDomain for about: pages