If you want to get a new OS on your old Mac, there are a few essential things you need to know. For starters, not all old Macs can run the latest operating systems. Additionally, upgrading your OS can be a complex process that requires some technical knowledge. This article will guide you through the steps of getting a new OS on your old Mac, from checking your Mac’s compatibility to upgrading your OS.
In today’s digital age, operating systems are constantly evolving and getting updated. However, older Mac computers may no longer be compatible with the latest OS versions. Fortunately, there are various ways to install a new operating system on an old Mac computer. In this article, we will discuss some of the methods that can be used to upgrade the OS on older Mac models.
Checking Your Mac’s Compatibility
The first step to getting a new OS on your old Mac is to check if your Mac is compatible with the latest operating systems. This is important because not all old Macs can run the latest OS. The easiest way to check your Mac’s compatibility is to visit Apple’s website and look up the system requirements for the latest OS. Here are the minimum system requirements for some of the latest Mac operating systems:
- MacBook (early 2015 or newer)
- MacBook Air (mid-2012 or newer)
- MacBook Pro (mid-2012 or newer)
- Mac mini (late 2012 or newer)
- iMac (late 2012 or newer)
- iMac Pro (2017 or newer)
- Mac Pro (late 2013 or newer)
macOS High Sierra
- MacBook (late 2009 or newer)
- MacBook Air (2010 or newer)
- MacBook Pro (2010 or newer)
- Mac mini (2010 or newer)
- iMac (late 2009 or newer)
- Mac Pro (2010 or newer)
Backing Up Your Data
Before you upgrade your OS, it’s essential to back up your data. This is because upgrading your OS can sometimes result in data loss or corruption. You can back up your data using Time Machine, which is built into macOS. Time Machine creates a backup of all your files and settings, allowing you to restore them if anything goes wrong during the upgrade process.
To back up your data using Time Machine, follow these steps:
- Connect an external hard drive to your Mac.
- Open System Preferences and click on Time Machine.
- Turn on Time Machine and select the external hard drive as your backup disk.
- Click on Options and select the files and folders you want to exclude from the backup.
- Click on Back Up Now to start the backup process.
Creating a Bootable Installer
Once you’ve checked your Mac’s compatibility and backed up your data, the next step is to create a bootable installer for the new OS. A bootable installer is a USB drive that contains the installation files for the new OS. You can use this USB drive to install the new OS on your Mac.
To create a bootable installer, follow these steps:
- Download the installation file for the new OS from the App Store.
- Connect a USB drive to your Mac.
- Open Terminal and type in the following command:
Replace [OS Name] with the name of the OS you want to install (e.g., Catalina, Mojave, High Sierra).
4. Press Enter and enter your admin password when prompted.
5. Wait for the process to complete.
Key takeaway: Before upgrading your old Mac’s operating system, make sure to check its compatibility and back up your data using Time Machine. Creating a bootable installer is also necessary, and in case of any issues during the upgrade process, troubleshoot the problem or contact Apple Support for assistance.
Upgrading Your OS
Once you’ve created a bootable installer, the next step is to upgrade your OS. Here are the steps to follow:
- Connect the USB drive to your Mac.
- Restart your Mac and hold down the Option key.
- Select the USB drive from the boot menu.
- Follow the on-screen instructions to install the new OS.
Key takeaway: Before upgrading your old Mac to a new OS, make sure you check your Mac’s compatibility, back up your data using Time Machine, create a bootable installer, and follow the on-screen instructions to upgrade your OS. If you encounter any issues, don’t hesitate to contact Apple Support for assistance.