Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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

This thread was archived. Please ask a new question if you need help.

upgrade to v4 lost all add-ins, incldg Norton/Semantec

  • 1 reply
  • 14 have this problem
  • 107 views
  • Last reply by Xircal
  • Archived

steve_nelson47
steve_nelson47

The upgrade to v4 resulted in no add-ins. All were lost, including 1 Norton and 1 Semantec. After I manually added 2 other add-ins from the mozilla site, clicking on add-ins still took me to the website, rather than to managing add-ins, such as enabling, disabling, updating.

The upgrade to v4 resulted in no add-ins. All were lost, including 1 Norton and 1 Semantec. After I manually added 2 other add-ins from the mozilla site, clicking on add-ins still took me to the website, rather than to managing add-ins, such as enabling, disabling, updating.

All Replies (1)

Xircal
Xircal

Norton is currently incompatible with Firefox 4.0.1 See Norton product compatibility with Firefox Updates