Your Question: How Long Will macOS High Sierra Be Supported?

As a result, we are now phasing out software support for all Mac computers running macOS 10.13 High Sierra and will end support on December 1, 2020.

What happens when high Sierra is no longer supported?

Not only that, but the campus recommended antivirus for Macs is no longer supported on High Sierra which means Macs that are running this older operating system are no longer protected from viruses and other malicious attacks. In early February, a severe security flaw was discovered in macOS.

How long will OSX high sierra be supported?

In keeping with Apple’s release cycle, we anticipate macOS 10.13 High Sierra will no longer receive security updates starting in January 2021. As a result, SCS Computing Facilities (SCSCF) is phasing out software support for all computers running macOS 10.13 High Sierra and will end support on January 31, 2021.