How To Create A Dmg From High Sierra

25.05.2019

Did you try updating to macOS High Sierra? If you did, you might have found a small 19mb online installer named “Install macOS High Sierra.app” inside your /Applications folder. Now I hate the online installers, especially when the real files is around 5GB. If you have a slow internet connection, then it can be frustrating. And with this installer, you cannot create an offline bootable USB to install macOS High Sierra to install in other machines quickly. So this post is about “How to Download Full High Sierra Installer to Create Bootable USB?”.

How To Create A Dmg From High Sierra Vista
How To Create High Sierra Dmg

Contents

Jun 30, 2018 hdiutil detach /Volumes/Install macOS High Sierra. Convert the DMG to ISO. Delete the old DMG: rm /Desktop/InstallSystem.dmg. Mavericks 10.9 0 dmg windows 10. Create a VM with 2cores, 4GB RAM, 40GB HDD, and all the PAE/NX/EFI stuff enabled. Make sure to define High Sierra as the OS, or you will have issues booting. Sep 25, 2017 Whatever your reasons, here is how to clean install macOS High Sierra. How to prepare your Mac for the clean install. Before you do anything, check that your Mac is able to run Apple's new operating system. To complete the clean install procedure described below, you'll need: macOS High Sierra Installer, available from the Mac App Store.

2 Clean Install macOS High Sierra using a Bootable USB

How to Download Full High Sierra Installer?

You can quickly get the full 5GB macOS Sierra Installer. Just follow the steps given below. Here we will be using a third party application named High Sierra patcher application.

First click on this link聽and download the High Sierra patcher application.
The above link聽will give you a file named macOS High Sierra Patcher.dmg.
Simply open this file and you will see a new window.
Now again open the icon named macOS High Sierra Patcher inside the window.

It will again open the macOS High Sierra Patcher. Here just go to Tools->Download macOS High Sierra… as shown in the below image.

Download Full High Sierra Installer

It will ask you to select a location to save the macOS Sierra Installer. Select the location and it will start downloading. The file size is more than 5GB is it may take a long time depending on your internet speed.

Clean Install macOS High Sierra using a Bootable USB

Sometimes we need a clean installation of our operating system. But doing it the Apple’s way that is online can frustrate us like hell.
So what you can do is you can download a full installer, and then you can create a bootable USB.
We know how to get a full installer, and now you might be interested in knowing how to create a bootable USB right?

Creating a bootable USB is again very simple, just follow the below steps.

The Extremely Easy Way

We have a simple utility called Install Disk Creator. It is absolutely free and you can quickly create bootable USB by using it.

Get the Install Disk Creator.
Once you get the Install Disk Creator, just open it, and you will see the window as shown in the below image. Here you need to select the Installer file that we already downloaded. After choosing the Installer just click on Create Installer and it will do the task for you.

Make sure you use a USB Drive of size of atleast 12GB.

The Easy Way

Open terminal (command + space, write terminal and hit enter).
Now write the following command.

Don’t forget changing path to installer聽with your installer path that you downloaded and USB Volume Name with the name of the USB Drive that you are using.