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How do I force my Mac to install High Sierra?
Open the macOS High Sierra Patcher tool, navigate to the High Sierra Installer App, then select your pen drive and click “Start Operation”. Boot from the USB drive by holding down the option key after reboot. Install macOS normally, reboot back on the installer drive, and then open the “macOS Post Install” application.
How do I install macOS High Sierra on external drive?
First, you have to turn off the Mac on which you want to run Sierra from the bootable drive. Then, before switching it on, connect the drive through the Mac’s USB Port. Then turn on your Mac, and as soon as you hear the startup sound, press the Option key and keep it pressed.
Can I install high Sierra on external drive?
You can actually install macOS Sierra on an external drive, flash drive, or SD card, then use that device as your macOS system disk wherever you go.
How to install macOS High Sierra using terminal?
I’ve been trying to find a way to install macOS High Sierra using terminal to install it on various computers quickly. It can be done with macOS Sierra and OS X El Capitan after mounting the InstallESD.dmg file in the directory Install macOS Sierra.app/Contents/SharedSupport using the following code in terminal:
How to install macOS Big Sur using terminal?
This command was working previously in macOS High Sierra to install the OS via Terminal: sudo /Applications/Install macOS Big Sur.app/Contents/Resources/startosinstall -applicationpath /Applications/Install macOS Big Sur.app
Which is the best way to install high Sierra?
The clone route outlined above is currently the best option to install High Sierra onto a MacBook that should keep HFSplus as a filesystem –– under the condition that it has an empty and unformatted replacement drive as its only internal disk.
Is there a way to prevent High Sierra from automatically converting to SSD?
One method to prevent an automatic conversion when installing High Sierra is to redirect the install onto an external drive first. (Or a traditional HDD on larger desktop machines and laptops that were modified to have these drives in addition to SSDs.)