For a , the need for antivirus software is higher than for newer models because these devices have largely entered a "vulnerable" phase in their lifecycle . While Apple provides robust built-in tools, 2015-era hardware is often restricted to older operating systems that no longer receive critical security updates. The Current Security Status of 2015 Macs

: Support for macOS Monterey is expected to end by late 2024 , meaning Apple will no longer release patches for newly discovered "zero-day" vulnerabilities on these machines.

: These Macs use Intel processors , which have been subject to hardware-level flaws like "Downfall" that do not affect modern Apple Silicon (M1–M4) chips.

Should You Install a Anti Virus Program On Your Mac In 2025?

: Most 2015 Mac models (MacBook Pro, MacBook Air, iMac) are limited to macOS Monterey as their last compatible operating system.