Clean install vs Upgrade – A Big Sur Upgrade from Mojave or Catalina is the easiest path.Disk Size – 50-60GB+ Virtual disk size required (40GB Standard size does not seem to work).How To Install Big Sur 11 on VMware Fusion Requirements Hdiutil convert install_container.sparseimage -format UDZO -o $dmgName.dmgĥ. Hdiutil detach -force /Volumes/Install\ macOS\ Beta Applications/Install\ macOS\ Beta.app/Contents/Resources/createinstallmedia -nointeraction -volume /Volumes/install_build Hdiutil attach install_container.sparseimage -noverify -mountpoint /Volumes/install_build Hdiutil create -o install_container -size 20G -layout SPUD -fs HFS+J -type SPARSE # This script must be run with sudo using "sudo bash " if run outside of an MDM. # To download the latest macOS beta, go to or, if applicable. # This script assumes that the macOS Beta installer is already staged in the Applications folder, and will convert that. dmgīelow is a script that Nathan Worster wrote to create a bootable macOS Big Sur Beta dmg.
# Boot and install (you may need to "adjust" the disk Disk Utility to recognize the full capacity) 4. # Connect the virtual optical drive to /Users/Shared/macOSInstaller.iso # Now create a macOS 10.15 VM with a 50 GB disk i Fusion Hdiutil makehybrid -o /Users/Shared/macOSInstaller /Users/Shared/macOSInstaller.sparsebundle Hdiutil detach /Volumes/Install\ macOS\ Beta "/createinstallmedia" -volume /Volumes/macOSInstaller -nointeraction Hdiutil attach /Users/Shared/macOSInstaller.sparsebundle hdiutil create -size 12G -fs hfs+ -volname macOSInstaller -type SPARSEBUNDLE /Users/Shared/macOSInstaller The instructions below will create a bootable Big Sur ISO. You need to hold FN key to make them work. Keyboard & Login Issues – Getting reports that VM’s are not accepting certain keys.Parallels – VRAM seems suck at 3mb, causing slow response.Would recommend not installing the tools. Parallels Tools – VM can get stuck on a black screen after the reboot.Some reports say that after installing VM tools the system boots fine YMMV. VM Tools – Even though Big Sur to works on Parallels and Fusion, do not install VM tools yet.Tech Preview with support for macOS "Big Sur" 11.0 beta coming in early July!- VMware Fusion JTech Preview of Fusion is coming in early July. Workaround: There is no workaround at this time, we are continuing to investigate.Below is one example.īig Sur guests may log out unexpectedly and/or display a black screen when clicking an invisible icon in the upper right corner of the display. VMware Fusion Tech Preview 20H2 is now available!!ī/teamfusion/2020/07/fusion-big-sur-tech-preview.htmlīe sure to check out the workarounds section. How To Install Big Sur 11 on Parallels Desktop How To Install Big Sur 11 on VMware Fusion (BIErrorDomain error 3.) Table of Contents The macOS Big Sur installer presents this error to you. The initial report is that a straight install will NOT work. Many MacAdmins have already jumped in to find out if macOS Big Sur will install on Fusion or Parallels. The only problem is, sometimes the new OS will not install on the current version of VMware Fusion or Parallels Desktop. Running the new os in a virtualized environment is the way to go. MacAdmins need to start testing the new OS right way. Like clockwork, Apple delivers a new macOS every year.
Install macOS Big Sur 11 on VMware Fusion & Parallels Desktop How To Install macOS Big Sur on VMware Fusion and Parallels Desktop.