Aug 21, 2020 Now that you have the “macOS Catalina.app” installer, you can upgrade multiple Macs to the latest version using the same file. However, if you are looking to perform a fresh installation, you need to create a bootable installer for Catalina. The bootable image for Catalina (InstallESD.dmg) is located within its “.app” file. Attempting to download macOS Catalina from the Mac App Store you may find that a small version of the “Install macOS Catalina.app” file downloads to the “Applications” folder, rather than the complete 8.1 GB installer file. Jun 16, 2020 A notification will inform you when macOS Catalina is ready to be installed. Click Install to get started, or dismiss the notification to install later. When you're ready to install, just open the file named Install macOS Catalina from your Applications folder.
Clean Install Macos Catalina
We’ll download macOS Catalina ISO and make macOS Catalina ISO file. Now macOS Catalina ISO VMware and macOS Catalina ISO VirtualBox. Whether you want to install macOS Catalina on VMware or install Catalina on VirtualBox, you’ll definitely need the macOS Catalina ISO image file. For installing macOS on a virtual machine, the first and most important step is to download macOS Catalina ISO which is accessible online but doesn’t promise to work. Those images are never completely functional and as well maybe there’s any other problem with it. In this case, those aren’t better than creating macOS Catalina ISO file with your hands. Here’s how to Create macOS Catalina ISO File.
The method we’ll make this Catalina ISO is pretty straightforward. The primary image of the macOS Catalina will be certainly from the App Store or Apple’s Beta Software Program as of now. So first, we’ll download the macOS Catalina from one of the places (App Store or Apple’s Beta Software Program). Then we’ll apply some commands on Terminal that will make this part to the end. So let’s dive in.
How to Create macOS Catalina ISO File
Though we’ve made macOS Catalina VMDK or Catalina VMware & VirtualBox beforehand accessible which are pretty easy to obtain. But for some reasons, if you’d like to create and utilize macOS Catalina ISO, you can probably do so. In this case, creating macOS Catalina is useful which we’ll show how to create macOS Catalina ISO file and accomplish with it.
Creating macOS Catalina ISO file for installing macOS Catalina on VirtualBox and VMware is not different. This works for both. Except this, it will work anywhere else where the file is required. For this process, we’ll need an actual working Mac. That can be a real Mac or macOS Catalina running on VMware or Catalina on VirtualBox.
Step One – Download macOS Catalina From App Store
While the macOS Catalina is entirely out, you can take a copy of macOS Catalina from App Store. From a Mac, simply head over to the App Store and search for macOS Catalina. When it appears, click on it then click on Get.
Get macOS Catalina
Then it will start loading to download.
Step Two – How to Create macOS Catalina ISO With Terminal
That done, now from the top-right corner open up Spotlight.
There, type in Terminal and hit Enter.
Open Terminal
In this step, copy and paste these command one by one.
Commands
After it’s done, you’ll see the macOS Catalina ISO on desktop.
Step Three – Install macOS Catalina on VMware or VirtualBox
That done, now it’s a perfect idea to install macOS Catalina on VMware or VirtualBox with ISO file, so we’ve it prepared beforehand.
Here’s how to install macOS Catalina on VMware and how to install macOS Catalina on VirtualBox.
This is the perfect and working ISO image of macOS Catalina and can be used everywhere.
And that’s all to there it is. If there’s something remaining, let me know in the comment down below.
Apple announced the new operating system early on without precisely setting the macOS Catalina release date. We expected it for quite a while, experimenting with the Beta version. Some users weren’t confident enough to install the Beta, since bugs were expected.
For those who waited for the official macOS Catalina release date, October 7th was the lucky day. This is a major upgrade with quite a few changes that most users love, but many criticize.
Some are still not ready to install macOS 10.15 Catalina, since they aren’t sure if their files and apps would suffer damages. If you are one of those users, then this guide is definitely for you. We’ll guide you through a detailed process on how to clean install macOS Catalina. The steps are relatively easy even for inexperienced Mac users. There’s no need to ask a friend to help you with this; you can do it!
Tips: How to Clean Install macOS Catalina
1. Check if Your Mac Can Handle It
Before you figure out how to clean install macOS Catalina, it’s important to know if your device is compatible with the release. These are the devices that support it:
If you have an older device, you’re stuck with the Mojave. But if your computer can handle Catalina, you’ll need at least 16GB of free space on the startup disk to cover the installation.
2. Choose the Type of Install You Want to Upgrade to
Apple gives you two upgrade options for macOS Catalina:
3. Clean It Up
If you’re wondering how to clean install macOS Catalina in a fast and effortless way, it’s best to do some cleaning before you start the process. If there’s tons of junk in the form of apps and files you don’t need, the installation will take more time.
You can easily cover this step if you use a cleaning app that gets rid of file duplicates, old cache files, and all kinds of junk.
Pay attention: you’ll get rid of 32-bit apps during this process. They don’t work on the Catalina. If your work depends on some of these apps, stay with the Mojave until app developers introduce an upgrade.
Tawk.to mac app software. 4. Back It Up
Apple offers a native app for this purpose: Time Machine. There’s a third-part option, Get Backup Pro, which creates bootable clones.
You can use whatever backup system you prefer, just don’t ignore the necessity of it. Even if you’re sure that you don’t need anything on your current system, you might end up needing some files.
5. Get Your macOS Catalina
Now that your Mac is clean and backed up, you’re ready for the most important stage. We recommend creating a bootable USB installer for the upgrade.
sudo /Applications/Install macOS Catalina.app/Contents/Resources/createinstallmedia –volume /Volumes/[XXX] –applicationpath /Applications/Install macOS Catalina.app
Instead of XXX, you’ll type your drive name.
6. Get Catalina on the Startup Drive
There. You’ve been through the hard part. From now on, it will be easy.
That’s it. After this process, your computer will feel like new.
You Just Learned How to Clean Install macOS Catalina
We’ve been waiting for the macOS Catalina release date for too long. Now that the operating system is finally here, many people hesitate to install it. Don’t worry; a clean install is pretty easy to do. That command above might overwhelm you, but it’s really not that difficult to enter it when you know what it is.
There’s another issue that worries Mac users: what if they can’t free up enough space on their startup drive? There’s a solution for that: it’s possible to install the operating system on a non-startup drive. The process is simple:
When you’re using an Apple product, there’s usually a solution for any problem you face. That’s why you love your Mac so much. Now make it even better with the new operating system. It will be love at first sight!
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