Identify your iMac model - Apple Support
Apple updates iMac and MacBook lines, launches MacOS High Sierra: Digital Photography Review
Apple iMac 21.5 inch All-in-One - (Mid 2011) macOS High Sierra Installed | eBay
Apple iMac (A1312) 27 Inch High Sierra Intel 2.7Ghz i5 1TB HDD 16GB RAM Mid 2011 | eBay
Identify your iMac model - Apple Support
CPU Upgrades So 2007 iMacs Can Run High Sierra | Low End Mac
Apple iMac 21.5in 2.7GHz Core i5 (ME086LL/A) All In One Desktop, 16GB Memory,
Apple iMac A1418 21.5" FHD | Intel Core i7-3770S | 8GB | 1TB | High Sierra | ... | eBay
iMac "Core 2 Duo" 2.4 20" (Al) Specs (Mid-2007, MA877LL, iMac7,1, A1224, 2133): EveryMac.com
Mac OS X High Sierra 'root' security bug: What it is and how to fix it | Macworld
AppleTV working fine on Mid-2010 iMac, running macOS High Sierra. : r/appletv
How to install macOS High Sierra on a Unsupported Mac (iMac 7,1 2007 Model) - YouTube
How to Install macOS High Sierra - iFixit Repair Guide
Tutorial – Installing Windows 10 64-bit on 2007 iMac 7.1 | Joseph Lo's Tech Blog
How to Install macOS Catalina on an Unsupported Mac - MacRumors
How to Prepare Your Mac for macOS High Sierra - The Mac Security Blog
Installing High Sierra on a 20-Inch Mid 2007 iMac - YouTube
Is High Sierra Still Supported? The Answer Is Not So Hopeful - Did Apple End The Support For High Sierra - Alt Gov
How to install macOS 10.12 Sierra on unsupported Mac hardware
