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

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

Cuireadh an snáithe seo sa chartlann. Cuir ceist nua má tá cabhair uait.

TB Update 38.5.1 made Lightning dis-appear.

  • 1 freagra
  • 1 leis an bhfadhb seo
  • 6 views
  • Freagra is déanaí ó Wayne Mery

glubecky
glubecky
more options

TB 38.5.1update wiped out Lightning. No sign of it. no lightning under add-on extensions. Tried downloading Lightning 4.0.5.2 and installing. Nothing happens.

TB 38.5.1update wiped out Lightning. No sign of it. no lightning under add-on extensions. Tried downloading Lightning 4.0.5.2 and installing. Nothing happens.

All Replies (1)

Wayne Mery
Wayne Mery
  • Moderator
  • Top 10 Contributor
more options

Go to Thunderbird profile directory shown at Help | Troubleshooting.

Close thunderbird.

Delete {e2fda1a4-762b-4020-b5ad-a41df1933103}.xpi and {e2fda1a4-762b-4020-b5ad-a41df1933103} directory

Start Thunderbird. Install calendar addon.