Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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.

Avatar for Username

Mozilla Support में खोजें

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.

Learn More

This thread was archived. Please ask a new question if you need help.

Unable to login into account to Sync on my personal MAC

  • 3 प्रत्युत्तर
  • 24
  • 1 view
  • के द्वारा अंतिम प्रतियुतर hk8055

hk8055
hk8055
more options

when i tried to login in my personal MAC it shows

Unknown account

I am trying to sync my office PC and personal MAC.

when i tried to login in my personal MAC it shows Unknown account I am trying to sync my office PC and personal MAC.

All Replies (3)

hk8055
hk8055 प्रश्नकर्ता
more options

I can login to https://account.services.mozilla.com/

the-edmeister
the-edmeister
  • Moderator
more options

Are both those computers currently running Firefox 29?

Once a Sync account has been updated with a Firefox 29 version, any Firefox 28 or earlier version won't be able to use that Sync account.

hk8055
hk8055 प्रश्नकर्ता
more options

Yes both are on version 29. I updated today only.