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!

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

Wannan tattunawa ta zama daɗaɗɗiya. Yi sabuwar tambaya idan ka na bukatar taimako.

dictionary lookup missing

  • 1 amsa
  • 1 yana da wannan matsala
  • 5 views
  • Amsa ta ƙarshe daga 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?