Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

Sykje yn Support

Mij stipescams. Wy sille jo nea freegje in telefoannûmer te beljen, der in sms nei ta te stjoeren of persoanlike gegevens te dielen. Meld fertochte aktiviteit mei de opsje ‘Misbrûk melde’.

Mear ynfo

Dizze konversaasje is argivearre. Stel in nije fraach as jo help nedich hawwe.

Firefox doesn't recognize my version of the browser.

  • 3 antwurd
  • 0 hawwe dit probleem
  • 33 werjeftes
  • Lêste antwurd fan McCoy

I'm using Firefox 66.0.2 (64-bit) on a MacBook Pro running OS 10.14.4 (Mojave). When I attempt to get an add-on, I get the message that I'm using Firefox 49.0; and I'm not allowed to get the add-on.

I'm using Firefox 66.0.2 (64-bit) on a MacBook Pro running OS 10.14.4 (Mojave). When I attempt to get an add-on, I get the message that I'm using Firefox 49.0; and I'm not allowed to get the add-on.

Keazen oplossing

Hello insarta,

That is not so strange, as your system details show this user agent :

"User Agent: Mozilla/5.0 (X11; NetBSD amd64; rv:49.0) Gecko/20100101 Firefox/49.0"

To reset the user agent, would you please take a look at this
article :

https://support.mozilla.org/en-US/kb/how-reset-default-user-agent-firefox

Dit antwurd yn kontekst lêze 👍 1

Alle antwurden (3)

Keazen oplossing

Hello insarta,

That is not so strange, as your system details show this user agent :

"User Agent: Mozilla/5.0 (X11; NetBSD amd64; rv:49.0) Gecko/20100101 Firefox/49.0"

To reset the user agent, would you please take a look at this
article :

https://support.mozilla.org/en-US/kb/how-reset-default-user-agent-firefox

It worked. Thanks for the help.

insarta said

It worked. Thanks for the help.

My pleasure - I'm glad it worked; well done  !