How to upgrade Late 2013 iMac for new Safari
I have iMac Late 2013 macOS High Sierra version 10.13.6 Precessor 2.7 GHz Intel Core i5. Says there are not updates for me. But some websites say I need to upgrade Mac OS X 10.14.4 for Safari? How do I do this?
[Re-Titled by Moderator]
iMac 21.5″, macOS 10.13