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

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

Why doesn't firefox support kaspersky

  • 3 replies
  • 3 have this problem
  • 4 views
  • Last reply by FredMcD

tnadc
tnadc
more options

Firefox always comes up with an error message about Kaspersky Internet Security related to it being an unsupported add-on. This did not happen in the past. It appears related to a Firefox update.

Firefox always comes up with an error message about Kaspersky Internet Security related to it being an unsupported add-on. This did not happen in the past. It appears related to a Firefox update.

Chosen solution

This will disable add-on signature enforcement; Enter about:config into your Firefox address bar Click the I'll be careful button Find xpinstall.signatures.required in the list Right click the preference Select Toggle until the value is false https://support.mozilla.org/en-US/kb/add-on-signing-in-firefox

https://wiki.mozilla.org/Firefox/AddOns/Status/Updates#Exec_Summary “Currently targeting Signing with no pref to turn off in Firefox 47”

Read this answer in context 👍 0

All Replies (3)

FredMcD
FredMcD
more options

Chosen Solution

This will disable add-on signature enforcement; Enter about:config into your Firefox address bar Click the I'll be careful button Find xpinstall.signatures.required in the list Right click the preference Select Toggle until the value is false https://support.mozilla.org/en-US/kb/add-on-signing-in-firefox

https://wiki.mozilla.org/Firefox/AddOns/Status/Updates#Exec_Summary “Currently targeting Signing with no pref to turn off in Firefox 47”

tnadc
tnadc Question owner
more options

Thank you

FredMcD
FredMcD
more options

Glad to help. Safe Surfing.

Hello,

I am glad to hear that your problem has been resolved. If you haven't already, please select the answer that solves the problem. This will help other users with similar problems find the solution more easily.

Thank you for contacting Mozilla Support.