OpenCore - Catalina -> Monterey
Installation:
Download MacOS Monterey / Big Sur / Catalina app
Format a 16GB USB drive (GUID / Extended (Journaled))
Create USB Installer with createinstallmedia command
Download attached folder and rename as EFI
Mount EFI partition and add EFI folder
Configure BIOS setting according to guide
Boot with USB installer
Complete installation
Post Installation:
Mount EFI partition of newly installed drive and copy EFI folder over
Update / Change in Config.plist under PlatformID->Generic (use genSMBIOS or Hackintool.app)
MLB, ROM, SystemSerialNumber and SystemUUID
Note: Replace Config.plist with Config-IntelWifi.plist if you have an Intel combo card
Special note: E7270 OC 0.7.4 includes Alps V7 kext by Skyrilhd that enables multitouch. Sorry, some E7270 has Alps V8, then it won't work.
OC 0.7.8 includes latest Alps by SkyrilHD, supports Alps v7/8
Updated to 0.8.3
- Supports Monterey 12.5.1
E7270_OC_0.8.3.zip E7470_OC_0.8.3.zip
E7270_OC_0.7.9.zip E7470_OC_0.7.9.zip
E7270_OC_0.7.4.zip E7470_OC_0.7.4.zip
E7270_OC_0.7.0.zip E7470_OC_0.7.0.zip
E7270_OC_0.6.3.zip E7470_OC_0.6.3.zip