Hackintosh HP 840 G3 Opencore Monterey

• Opencore EFI for HP 840 G3 running Monterey

  Credits

  InsanelyMac - Miliuco
  OSXLatitude - Jake Lo

Changes

23032022

• Updated to MacOS Monterey 12.3 with the long awaited Universal Control
• Updated to OC 0.8.0 and latest kexts
• AltStore 1.4.9 and iPadOS 15.4 works

27102021

• Updated to OC 0.7.5 and latest kexts

10092021

• Updated to OC 0.7.3 and latest kexts

Working

• Full graphics acceleration on Intel HD520 iGPU, including brightness control (F5 and F6)
• Multi-display with DisplayPort OOB, VGA
• Audio, microphone input and headset output (F8 and F9) - Mute button not working
• GigEthernet LAN connection
• Wireless and bluetooth with any compatible card (a DW1560 in my case, no Whitelisting) left and right USB ports including USB Type-C
• Integrated webcam (OOB)
• CPU power management
• Sleep (Lid, Energy Saver settings, Apple menu, PWR button) & wake (Lid, PWR button)
• Battery management
• Keyboard and touchpad
• Keyboard backlight (Fn + F3)
• Touchpad including tap-to-click, scrolling, mouse buttons (can be disable with prt scr key)

Set bios settings as follows:

Advanced tab:
Boot options:

• Fast Boot = Disabled
• Network (PXE) Boot = Disabled
  Secure Boot Configuration:
• "Legacy Support Enable and Secure Boot Disable"
  System Options:
• Virtualization Technology (VTx) = Disabled (recommended, Enable also worked)
• Virtualization Technology for Direct I/O (VTd) = Disabled (recommended, Enable also worked)
  Built-In Device Options:
• Wake On LAN = Disabled
• Video memory size = 64 MB
• LAN/WLAN Auto Switching = Disabled
• Fingerprint Device = Disabled
  Power Management Options:
• Extended Idle Power States = Disabled
• Deep sleep = You can keep this enabled
• Wake when Lid is Opened = Enabled
• Wake on USB = Disabled