https://community.bt.com/t5/Broadband-Extras-Apps-from-BT/Installed-Norton-Security-on-my-Mac-now-getting-msg-quot/m-p/2231431#M47447 <P>Have the Norton based antivirus package from BT &nbsp;on my Mac . Visiting Facebook in Safari the following msg popped up "verifying Navlibx". Typing this into the apple community website, the Experts seem to suggest this is a problem with Norton? Something to do with the version I have. Has anyone heard or come across this?</P> Mon, 09 May 2022 20:59:41 GMT Number5plus1 2022-05-09T20:59:41Z https://community.bt.com/t5/Broadband-Extras-Apps-from-BT/Installed-Norton-Security-on-my-Mac-now-getting-msg-quot/m-p/2231431#M47447 <P>Have the Norton based antivirus package from BT &nbsp;on my Mac . Visiting Facebook in Safari the following msg popped up "verifying Navlibx". Typing this into the apple community website, the Experts seem to suggest this is a problem with Norton? Something to do with the version I have. Has anyone heard or come across this?</P> Mon, 09 May 2022 20:59:41 GMT https://community.bt.com/t5/Broadband-Extras-Apps-from-BT/Installed-Norton-Security-on-my-Mac-now-getting-msg-quot/m-p/2231431#M47447 Number5plus1 2022-05-09T20:59:41Z