Join the Mozilla’s Test Days event from 9–15 Jan to test the new Firefox address bar on Firefox Beta 135 and get a chance to win Mozilla swag vouchers! 🎁

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Etsi tuesta

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Lue lisää

How can I run two browsers simultaneouly with two different sign ons?

  • 1 vastaus
  • 1 henkilöllä on sama ongelma
  • 8 näyttöä
  • Viimeisin kirjoittaja cor-el

more options

I log in on Explorer for my work e-mail account on Yahoo. I check the box the says "keep me signed in". I then log on using Firefox to my personal e-mail (also on Yahooo) and check that box to stay signed in. In the past, I used to be able to click back and forth from one to the other and remain signed in on each.

I log in on Explorer for my work e-mail account on Yahoo. I check the box the says "keep me signed in". I then log on using Firefox to my personal e-mail (also on Yahooo) and check that box to stay signed in. In the past, I used to be able to click back and forth from one to the other and remain signed in on each.

Kaikki vastaukset (1)

more options

In Firefox all browser windows and tabs use the same cookies that will identify you to the server. If you open a different account then existing cookies are send to the server and the server sees that you already signed on (authenticated).

You can look this extension if you want to sign on with different identities at the same time: