12/8/2022 0 Comments Make mac os high sierra isoHdiutil convert /tmp/ -format UDTO -o /tmp/HighSierra. Hdiutil attach /tmp/ -noverify -mountpoint /Volumes/install_buildĬp /tmp/BaseSystem.dmg /Volumes/OS \ X \ Base \ System Hdiutil create -o /tmp/HighSierra.cdr -size 8965m -layout SPUD -fs HFS J # Restore the 10.13 Installer's BaseSystem.dmg into file system and place custom BaseSystem.dmg into the root Hdiutil detach /Volumes/OS \ X \ Base \ System/ Hdiutil attach /tmp/ -noverify -mountpoint /Volumes/install_buildĪsr restore -source /Applications/Install \ macOS \ High \ Sierra.app/Contents/SharedSupport/BaseSystem.dmg -target /Volumes/install_build -noprompt -noverify -eraseĬp -R /Volumes/highsierra/Packages/ * /Volumes/OS \ X \ Base \ System/System/Installation Hdiutil create -o /tmp/HighSierraBase.cdr -size 7316m -layout SPUD -fs HFS J Set the number of CPUs to at least two, and ensure “Enable PAE/NX” is enabled.Hdiutil attach /Applications/Install \ macOS \ High \ Sierra.app/Contents/SharedSupport/InstallESD.dmg -noverify -mountpoint /Volumes/highsierra While you’re in the “System” menu, click on the “Processor” tab. Make sure you set “Base Memory” to a suitable level – 2048MB at a minimum.Ģ. This will ensure that your virtual machine boots from your High Sierra disc image. Im looking specifically on how to create a DVD installer from the Mac App Store macOS High Sierra download. This is a proof of concept tutorial, to show its possible to create a vanilla High Sierra installer, entirely from scratch, in Windows (even without App Store downloaded 'Install macOS High Sierra.app' from a real Mac ). I have already created a USB installer from the Mac App Store macOS High Sierra download. Making a High Sierra USB Installer Entirely From Scratch in Windows. Select “System” from the side menu and make sure that “Floppy” is unticked in the “Boot Order” settings. Sharkey506 and VikingOSX.Thank you for the reply. With your virtual machine highlighted, click on the “Settings” cog. Click on “Create” to finish creating your virtual machine.ġ. Choose the size of your virtual hard disk. A fixed-size drive will immediately take up the set amount of space on your physical hard drive.Īlso read: How to Shrink a Virtualbox VM in Windows 10ħ. A dynamically allocated drive will start small and grow in size as more space is needed. Decide whether you want a dynamically allocated or fixed size virtual hard drive. Leave the default setting of “VDI” checked, and click “Next.”ĥ. Choose “Create a virtual hard disk now,” and click on the “Create” button. Allocating more RAM will help to speed up your virtual machine, but make sure you leave enough for your host OS (whether that’s Windows or Linux).Ĥ. Select the amount of RAM to be allocated to your virtual machine. The type and version should autofill with the correct settings.ģ. Use the name of your macOS version to name your virtual machine.
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