This article will provide you with a step-by-step tutorial on how to fix the error “An error occurred while preparing the installation”. You’ll learn that it is a common problem, and there are many ways to fix this.
What Causes Errors?
There are many potential causes for errors when preparing the installation of macOS. One common cause is insufficient disk space. If you do not have enough room on your hard drive for the installation process, it will fail. Another potential cause is a faulty or damaged hard drive. This can prevent the computer from being able to read the files necessary for installation.
If you are using a external drive for the installation, make sure it is properly formatted and connected to the computer before starting the process. Also, check that any security software you have installed is not blocking the installation file from running. You can also need Quality startlink internet services.
6 Ways to Fix an Error Occurred While Preparing the Installation mac
- Restart your Mac
If you’re encountering an error while preparing the installation of macOS, one of the first things you should try is restarting your Mac. This can often resolve potential issue that may be causing the error.
To restart your Mac, simply click the Apple logo in the top left corner of your screen and select “Restart.” Alternatively, you can also use the keyboard shortcut “Command+Control+Eject.” Once your Mac has restarted, attempt to prepare for installation again.
- Check the date and time
Before you start troubleshooting the “Error Occurred While Preparing the Installation” error, it’s important to first check the date and time on your computer. This may seem like an obvious step, but it’s often overlooked.
If the date and time on your computer are incorrect, it can cause all sorts of problems, including this error. To fix this, simply open up the Date & Time preferences panel and make sure that the date and time are set correctly.
Once you’ve done that, try running the installation again. If it still doesn’t work, move on to the next step.
- Try installing in Safe Mode
If you’re seeing the “An error occurred while preparing the installation” message when trying to install macOS, one thing you can try is installing in Safe Mode. This will disable some features and allow the installer to run without any issues.
To install in Safe Mode, restart your Mac and hold down the Shift key while it boots up. Keep holding Shift until you see the Apple logo and progress bar. Once your Mac has booted, open the App Store and try installing macOS again.
- Reinstall the OS
If you are encountering the “Error Occurred While Preparing the Installation” error on your Mac, there are a few ways that you can try to fix it. One option is to reinstall the operating system. This can be done by booting from your Mac’s Recovery partition. To do this, restart your computer and hold down the Command+R keys while it is booting up. Once you see the Apple logo, release the keys and you should see the Recovery Mode screen appear. From here, you can select the “Reinstall macOS” option and follow the prompts to reinstall your operating system.
Another option is to try using disk utility to repair your disk. To do this, boot into Recovery Mode as described above. Once you are in Recovery Mode, open Disk Utility from the Utilities menu. Select your startup disk from the list of drives and choose the “First Aid” tab. Click on the “Repair Disk” button and let Disk Utility run its scan. If it finsds any errors, it will attempt to fix them.
If neither of these options work for you, then you may need to take more drastic measures such as formatting your hard drive and starting from scratch. This should only be done as a last resort though as it will erase all of your data.
- Erase the Drive Before Reinstalling the OS
One of the most common ways to fix an Error Occurred While Preparing the Installation mac is to erase the drive and then reinstall the operating system. This will remove any corrupted files or settings that may be causing the error. To do this, you will need to restart your computer in Recovery Mode. Once in Recovery Mode, open Disk Utility and select the Erase tab. Choose the format you want to use for the drive and click Erase. Once the process is complete, quit Disk Utility and click Reinstall OS X. Follow the prompts to reinstall the operating system on your computer.
- Use a combo update
If you’re getting the “An error occurred while preparing the installation” error message when trying to install macOS Sierra or later, one thing you can try is using a combo update. Combo updates contain all of the changes since the previous major release in a single package, so they can be used to update any version of macOS to the latest version.
Here’s how to use a combo update to fix the “An error occurred while preparing the installation” error:
1. Download the latest combo update for your version of macOS from Apple’s website.
2. Mount the disk image and open the installer application.
3. Agree to the terms and conditions and click Continue.
4. Click Install and enter your password when prompted.
5. The combo update will now install and should hopefully fix the “An error occurred while preparing the installation” error message.