#Proxmox #MacOS #BigSur #VM Full steps can be found at https://i12bretro.github.io/tutorials/0551.html    01. Download a MacOS Big Sur .iso  https://archive.org/search.php?query=Mac%20OS%20Big%20Sur&and[]=mediatype%3A%22software%22    02. Download KVM OpenCore bootloader  https://github.com/thenickdude/KVM-Opencore/releases    03. Extract the downloaded KVM OpenCore bootloader .gz file    04. Upload the Big Sur and KVM OpenCore .iso files to the Proxmox ISO library    05. Log into the ProxMox web UI    06. Right click the ProxMox node name ≫ Create VM    07. Type MacOSBigSur in the name field, set the VM ID to 1100 (unless 1100 is in use) ≫ Next    08. On the OS tab, set the Type field to Other and select the KVM OpenCore .iso in the ISO Image field ≫ Next    09. On the System tab, set the Graphic card field to VMware compatible, BIOS field to OVMF (UEFI), Check the Add EFI Disk checkbox, Uncheck the Pre-Enroll Keys checkbox, Machine field to q35 and the SCSI Controller to VirtIO SCSI ≫ Next    10. On the Hard Disk tab, set the Bus/Device field to VirtIO Block, Disk size field to 64, Cache field to Write back (unsafe) ≫ Next    11. On the CPU tab, set Cores field to 4, Type field to Penryn ≫ Next    12. On the Memory tab, set the Memory to 4096 ≫ Next    13. On the Network tab, set the Model field to VMware vmxnet3 ≫ Next    14. Verify the summary and click Finish    15. Click the MacOSBigSur VM ≫ Select Hardware from the left sub-navigation menu    16. Click Add ≫ CD/DVD Drive    17. Select the MacOS Big Sur .iso downloaded earlier ≫ Click Create    18. Select the MacOSBigSur VM ≫ Options ≫ Boot Order    19. Set the KVM OpenCore disk as the first boot option ≫ Click OK    20. Right click the ProxMox node name ≫ Console    21. Run the following commands in the terminal          # edit the VM conf file, change 1100 to the VM ID for the Big Sur VM          nano /etc/pve/qemu-server/1100.conf    22. If running on an Intel CPU, add the following line to the bottom of the .conf file:          FULL STEPS ON GITHUB LINK ABOVE    23. If running on an AMD CPU, add the following line to the bottom of the .conf file:          FULL STEPS ON GITHUB LINK ABOVE    24. Press CTRL+W and search for ,media=cdrom    25. Delete the ,media=cdrom from the two attached .iso files (KVM OpenCore and Big Sur) and add cache=unsafe    26. Press CTRL+O, Enter, CTRL+X to write the changes to the conf file    27. Back in the Proxmox web UI, right click the MacOSBigSur VM in the left navigation pane ≫ Start    28. Click console in the left sub-navigation menu    29. At the OpenCore menu, select UEFI Shell ≫ Press Enter    30. Type the following in the UEFI shell:          # change to the Big Sur .iso, the disk number may be different for you          fs0:          # launch the MacOS installer          System\Library\CoreServices\boot.efi    31. After a long initialization sequence the MAC OS Setup should start    32. Select Disk Utility    33. Select the VIRTIO Block Media ≫ Click Erase    34. Name the drive OS11 ≫ Set the Format to APFS ≫ Click Erase    35. Click Done ≫ Close Disk Utility    36. Click Install macOS Big Sur    37. Click Continue ≫ Click Agree ≫ Click Agree again    38. Select the OS11 disk ≫ Click Install    39. Wait while Mac OS 11 installs files, the VM will reboot several times    40. Press Enter at the OpenCore boot screen after each reboot to continue the MacOS installation    41. Select your Country ≫ Click Continue    42. Confirm your languages and keyboard layout ≫ Click Continue    43. Click Not Now on the Accessibility screen    44. Click Continue on the Data & Privacy screen    45. Select Not Now on the Migration Assistant screen    46. Select Set Up Later and then Skip on the Apple ID screen    47. Click Agree ≫ Agree again    48. Enter a name, user name, password ≫ Click Continue    49. Click Customize Settings    50. Click Continue ≫ Select Use or Don't Use for Location Services    51. Pick a timezone ≫ Click Continue    52. Choose whether to share analytics with Apple ≫ Click Continue    53. Click Set Up Later on the Screen Time screen    54. Uncheck the Enable Ask Siri box ≫ Click Continue    55. Pick a theme ≫ Click Continue    56. Welcome to MacOS 11 Big Sur   ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro