So it seems that the reason i can’t get on some websites is due to the fact that my OS and / or browser are out of date, in fact so out of date that I can’t even upgrade my OS. I’ve tried to upgrade to High Sierra via Apple’s website, but this hasn’t worked – I get a message saying that ‘This update requires macOS version 10.8 or later’. In the case of one website, I get an onscreen message stating that I need to upgrade my browser before I can access the site. and calendar or Outlook Express contacts Synchronize web browser bookmarks. Typically I’ll get an onscreen message saying ‘Safari can’t open the page (name of website) because Safari can’t establish a secure connection to the server'. The following list includes hardware requirements: Mac computer with an. Now since Firefox 49 recently dropped support for 10. Its running Snow Leopard, but Ill be upgrading it to Lion tonight. More and more I’m finding that I’m no longer able to access various websites. I have an old iMac with a Core 2 Duo from 2006.

Apple no longer send updates to my MacBook. I’m aware that this is now well out of date, there having been several OS versions since X Lion.

I have a MacBook Pro, circa late 2011, which is installed with OS X Lion 10.7.5.

Web browsers for mac 10.7.5