Allocate at least 4 Cores, 4GB to 8GB of RAM, and enable EFI booting.
A 2021 version of this ISO typically refers to , which were released throughout that year. Why You Need a 2021 Big Sur ISO
Will you be installing this on or using a virtual machine (like VirtualBox or VMware)? macos big sur iso 2021
If you need help adjusting this configuration for a specific platform, let me know: Which you plan to use (VirtualBox, VMware, KVM?)
AI Mode history New thread AI Mode history You're signed out To access history and more, sign in to your account Delete all searches? You won't be able to return to these responses Delete all Manage public links See my AI Mode history Shared public links Allocate at least 4 Cores, 4GB to 8GB
Choose the macOS Big Sur ISO file as the virtual optical drive.
VBoxManage modifyvm "BigSur2021" --cpu-profile "Intel Core i7-6700K" VBoxManage setextradata "BigSur2021" "VBoxInternal2/EfiGraphicsResolution" "1920x1080" VBoxManage modifyvm "BigSur2021" --nested-hw-virt on If you need help adjusting this configuration for
hdiutil convert /tmp/BigSur.dmg -format UDTO -o ~/Desktop/macOS_Big_Sur_2021.cdr Use code with caution. Step 7: Rename to Final ISO Extension