What to Do if Your Mac Can't Run macOS Sierra - The Mac Security Blog
Apple iMac 2007 20 inch Intel Core 2 Duo 2GHZ 4GB RAM 1000GB HARD DRIVE MAC OS X HIGH SIERRA Wiped and ready for a new user. Original Apple keyboard for Sale
How to install MacOS High Sierra on an older Mac
How to Install macOS High Sierra on an Unsupported Mac | 2021 - YouTube
CPU Upgrades So 2007 iMacs Can Run High Sierra | Low End Mac
Apple releases macOS High Sierra 10.13 with new file system, Photos updates, and more
iMac (Mid 2007) | Low End Mac
Hard Drive for iMac Mid 2007 to 2010 250GB Catalina 10 15 7 work beautiful 06/13 | eBay
macOS High Sierra (10.13) Unsupported Macs Thread | MacRumors Forums
CPU Upgrades So 2007 iMacs Can Run High Sierra | Low End Mac
iMac 24" 2.8GHz Core 2 Extreme (Mid 2007) | mac of all trades
SOLVED: replacing X7900 to T9300 for macOS Sierra install Is it worth it? - iMac Intel 20" EMC 2133 and 2210 - iFixit