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

Is Firefox 4.0 now compatible with ZoneAlarm Browser 1.5.260.0 and Windows Vista Home Premium, 64Bit System, Service Pack 2?

more options

Is Firefox 4.0 now compatible with ZoneAlarm Browser 1.5.260.0 and Windows Vista Home Premium, 64Bit System, Service Pack 2? Earlier when checking for updates there were compatibility issues. Were these issues resolved to allow me secure operation with Firefox 4.0?

Is Firefox 4.0 now compatible with ZoneAlarm Browser 1.5.260.0 and Windows Vista Home Premium, 64Bit System, Service Pack 2? Earlier when checking for updates there were compatibility issues. Were these issues resolved to allow me secure operation with Firefox 4.0?

Chosen solution

According to guru's on the ZoneAlarm user forum, Firefox 4 and other new browsers will only be compatible with the new version(s) of ZoneAlarm, when released. See:




You need to update the following plugin:"

  • Adobe PDF Plug-In For Firefox and Netscape 8.2.6
  1. Check your plugin versions on either of the following links':
  2. Update Adobe Reader (PDF plugin):
    • From within your existing Adobe Reader (if you have it already installed):
      • Open the Adobe Reader program from your Programs list
      • Click Help > Check for Updates
      • Follow the prompts for updating
      • If this method works for you, skip the "Download complete installer" section below and proceed to "After the installation" below
    • Download complete installer (if you do NOT have Adobe Reader installed):
    • After the installation, start Firefox and check your version again.
Read this answer in context 👍 2

All Replies (6)

more options

Chosen Solution

According to guru's on the ZoneAlarm user forum, Firefox 4 and other new browsers will only be compatible with the new version(s) of ZoneAlarm, when released. See:




You need to update the following plugin:"

  • Adobe PDF Plug-In For Firefox and Netscape 8.2.6
  1. Check your plugin versions on either of the following links':
  2. Update Adobe Reader (PDF plugin):
    • From within your existing Adobe Reader (if you have it already installed):
      • Open the Adobe Reader program from your Programs list
      • Click Help > Check for Updates
      • Follow the prompts for updating
      • If this method works for you, skip the "Download complete installer" section below and proceed to "After the installation" below
    • Download complete installer (if you do NOT have Adobe Reader installed):
    • After the installation, start Firefox and check your version again.

Modified by Helper7677

more options

Thank you for answering my question regarding the compatibility of Foxfire 4.0 with Zone Alarm.. For now I will continue using Firefox 3.6.16.

more options

So that other users can find answers that have worked, please take a couple of minutes to return to the forum, sign in and click "Solved" next to my answer Thanks.

more options

I also am a zone alarm user and was not to happy about the issue with 4.0

I use sky .fm for music and was not happy when it would not play. required update to latest flash,which didn't work no matter what. even the suggestion in another thread.

Modified by oldymoldyfart

more options

Express your unhappiness with Zone Alarm for not being ready with an update when Firefox 4.0 was first released.

more options

all well and good except sometimes your updates are rather speedy time wise!

I will wait! I liked what I saw of 4.0 so other than the 2 mentioned things above it looked good!

Modified by oldymoldyfart