How to fix Norton Security “An Update Error Occurred” issue on Mac?

Now-a-days, updating software is one of the fundamental methods need to followed via the users to boom the security of the users’ tool & information towards cyber assaults. The cyber criminals have followed the method of using the code in the antivirus products to harm the customers’ tool in numerous ways and use their non-public or non-public facts to damage them. To accomplish that, they locate a number of the bugs inside the software program code and use it for attacking the customers’ device.

As a result, each antivirus or safety solution vendors like Norton launch the updating versions (down load it via the link: of its products, to boom the safety stage of the customers’ statistics & tool. Once in a while the customers may face some common errors or problems at the same time as updating the Norton safety on their Mac gadgets. Hence, the most effective technique for resolving the Norton safety “an update mistakes befell” on Mac devices were referred to in the under information.

How to fix Norton Security “An Update Error Occurred” issue on Mac?

The Norton setup updating mistakes are primarily came about because of the intermittent mistakes within the live replace servers of the Norton protection. Because the updating errors are prompted on the tool, an error message as shown below is displayed on the display:

An update error occurred.

For purchasing the up to date variations of the Norton setup established to the device, get entry to the ‘sign in’ web page on the hyperlink as: And then, login within the Norton my account. After this, faucet the update button displayed in the front of the subscribed Norton security product. Consequently, the up to date Norton setup can be downloaded to the tool.


Follow the steps certain underneath for resolving the Norton security “a replace blunders passed off” on Mac gadgets, without problems:

Technique 1: update virus definitions of the Norton setup:

  1. Get admission to the authentic website of Norton setup through the link:
  2. After which, manually down load the virus definitions associated with the Norton setup established to the device.
  3. Therefore, the report named as “nis6avdefinitions.pkg” will be saved inside the “downloads” folder of the Mac device.
  4. Choose the downloaded file after which, click on the “run” button.
  5. After this, follow the instructions displayed at the display, when prompted to put in the virus definition to the device.

Technique 2: execute live update of the established Norton setup:

  1. Move to the “apple menu bar”, followed by using deciding on the “cross” choice.
  2. After which, choose the “programs” choice.
  3. Now, within the “applications” window, a listing of the whole apps installed at the Mac device will be displayed.
  4. From this list, pick out the “Norton protection” by way of double-clicking on it.
  5. After which, click the “live update” button.

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