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

Search Support

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

dictionary lookup missing

  • 1 reply
  • 1 has this problem
  • 13 views
  • Last reply by cor-el

more options

I had an add on or extension that allowed me to highlight a word and a definition would pop up with links to more information - now it's gone after updating Firefox. I'm looking for the name so I can re-load it.

Thanks.

I had an add on or extension that allowed me to highlight a word and a definition would pop up with links to more information - now it's gone after updating Firefox. I'm looking for the name so I can re-load it. Thanks.

All Replies (1)

more options

Do you see such an extension listed as disabled on the Tools > Add-ons > Extensions page?