EFI v1.1.5

• Updated OpenCore Bootloader version to 0.6.4
• Updated AirportBrcmFixup Kext to 2.1.2
• Updated AppleALC Kext to 1.5.5
• Updated BrcmPatchRAM Kext to 2.5.5
• Updated CpuTscSync Kext to 1.0.3
• Updated HibernationFixup Kext to 1.3.8
• Updated Lilu Kext to 1.5.0
• Updated VoodooI2C Kext and Satellites to2.6.1
• Updated VirtualSMC Kext and Plug-ins to 1.1.9
• Updated WhateverGreen Kext to 1.4.5
• Updated SSDT-KBD to enable PrtSc, map F11 to F14 & F12 to F15, move brightness keys support to BrightnessKeys Kext and to fix Fn+C and Fn+P
• Updated SSDT-PS2-Map to enable PrtSc, map F11 to F14 & F12 to F15, move brightness keys support to BrightnessKeys Kext and to fix Fn+C and Fn+P
• Updated SSDT-LIP320-14IKB to enable PrtSc, map F11 to F14 & F12 to F15, move brightness keys support to BrightnessKeys Kext
• Updated OpenCore's config.plist to support 0.6.4 changes
• Added AHCIPortFixup Kext to fix Big Sur's AppleIntelPchSeriesAHCI
• Added AppleBacklightSmoother Kext to smooth backlight transition
• Added BrightnessKeys Kext to support brightness keys
• Added RestrictEvents Kext to replace EFICheckDisabler
• Added YogaSMC Kext to support Fn keys, Fn Lock Mode, Hot Keys Mode, Battery Conversation Mode, and extra battery information (read the guide for more)
• Added Disable RTC Wake Scheduling in OpenCore's config.plist for better sleep
• Removed Rename _Q11 to XQ11 and Rename _Q12 to XQ12 Rename Patch and replaced with BrightnessKeys Kext for better compatibility
• Removed EFICheckDisabler and replaced with RestrictEvents Kext for better compatibility
• Removed SSDT-GPRW ACPI and replaced with SSDT-UPRW ACPI for USBWakeFixup compatibility with Big Sur
• Changed CsrActiveConfig value from 0x0877 to 0x30 in Clover's config.plist (thanks @stevezhengshiqi)
• Changed NormalizeHeaders value from NO to YES in Quirks in ACPI in OpenCore's config.plist for better compatibility
• Changed EnableSafeModeSlide value from NO to YES in Quirks in Booter in OpenCore's config.plist
• Changed PollAppleHotKeys value from NO to YES in Quirks in Booter in OpenCore's config.plist
• Changed CsrActiveConfig value from 77080000 to 30000000 in NVRAM in OpenCore's config.plist (thanks @stevezhengshiqi)
• Changed MinimumVolume value from 50 to 20 in Audio in UEFI in OpenCore's config.plist
• Changed VolumeAmplifier value from 1000 to 125 in Audio in UEFI in OpenCore's config.plist
• Changed SanitiseClearScreen value from YES to NO in Output in UEFI in OpenCore's config.plist
• Changed AppleSmcIo value from NO to YES in ProtocolOverrides in UEFI in OpenCore's config.plist
• Changed FirmwareVolume value from NO to YES in ProtocolOverrides in UEFI in OpenCore's config.plist
• Supports macOS Big Sur 12 (OpenCore only) & macOS Catalina 10.15.7

• Note: please read the guide again with the new releases as there are major changes you need to be aware of, and Happy New Year!