We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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.

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

My Spanish (Mexican) and Italian language dictionaries and integrated spell checker were disabled, why? How can I get them back?

  • 3 replies
  • 1 has this problem
  • 6 views
  • Last reply by Wayne Mery

more options

Automatic upgraded to beta 60... from that time on my Spanish (Mexican) and Italian language dictionaries and integrated spell checker were disabled... I could no reinstalled them... When trying to install the dictionaries and spell checkers this message come:

"This add-on is not compatible with your version of Thunderbird."

Any suggestion? Since I would like to have these two dictionaries and spell checkers back and running. Thank you for your kind condideration pino ma

Automatic upgraded to beta 60... from that time on my Spanish (Mexican) and Italian language dictionaries and integrated spell checker were disabled... I could no reinstalled them... When trying to install the dictionaries and spell checkers this message come: "This add-on is not compatible with your version of Thunderbird." Any suggestion? Since I would like to have these two dictionaries and spell checkers back and running. Thank you for your kind condideration pino ma

All Replies (3)

more options
more options

THANK YOU for the information: IMPORTANT: Add-ons not marked as compatible with Thunderbird 60 by their authors will be disabled (this can be reverted via preference extensions.strictCompatibility).... However, where you I find the "via preference extensions.strictCompatibility" so as to revert? Thanks again for your assistance... pino ma

more options

Chosen Solution