It happened on a MacBook Pro 2011 and Mac mini 2010, used Catalina patcher from dosdude. Only thing similar that both system shared is their SSDs are from the same brand. Upgrading from Mac OS X Older Versions. Any older versions of Mac OS X 10.7-10.10 have to first upgrade to Mac OS X El Capitan 10.11 version before upgrading to macOS Catalina, which you can download from Apple’s Catalina download page. To do this, follow these steps: Launch the System Preferences menu, and thenselect Software Update. Part 2: How to Upgrade to macOS Catalina 10.15. If you are already using a stable version of macOS, then you can just upgrade to the latest macOS Catalina easily. To do this, you can go to the official website of Apple, visit the Mac's App Store, or go to its Software Update settings. First, like Catalina, Big Sur is a 64-bit operating system. Any apps that didn’t work in Catalina won’t work in Big Sur. This includes older 32-bit media. If you haven’t upgraded to Catalina, here’s how to find out which apps on your system are 32-bit: Go to Apple menu About this Mac; Click on System Report; Click on Software. I also have and use a mid-2011 27in 2.7Ghz iMac and still in use Mac OS 10.9.5 Mavericks as my main OS X version without any 'problem with security' and I do not anticipate any. Use the anti-malware software as suggested and be very careful of where you go and what you do which I'm sure you do.
- Upgrade Mac Mini 2011 To Catalina Version
- Upgrade Mac Mini 2011 To Catalina Os
- Upgrade Mac Mini 2011 To Catalina
- Upgrade Mac Mini 2011 To Catalina Download
Operating system upgrades bring increases in efficiency, new features, stronger security, and updates to included software utilities. The following page shows you how to upgrade your Apple Macintosh desktop or laptop computer to Catalina (10.15), the current version of macOS.
- Check compatibility.
Check compatibility
Before installing Catalina, verify your Mac is eligible for the upgrade.
Verify the model of your Mac
The following Mac models can be upgraded to macOS Catalina.
- Mac Pro - All models produced from mid-2013 and later.
- MacBook Pro - All models produced from mid-2012 and later.
- iMac - All models produced from late 2012 and later.
- MacBook - All models produced from late-2015 and later.
- MacBook Air - All models produced from late-2012 and later.
- Mac mini - All models from mid-2012 or later.
If your Mac is not on this list, you cannot upgrade to Catalina. However, you can still try to upgrade to El Capitan.
Back up your data
Although not required, we strongly recommend you back up your Mac before proceeding with an upgrade. If anything goes wrong, you can restore your Mac to its previous state.
Check your OS version
The following versions of OS X and macOS can be upgraded to macOS Catalina.
Upgrade Mac Mini 2011 To Catalina Version
| OS name | Version | Release date |
|---|---|---|
| OS X Lion* | 10.7 | July 20, 2011 |
| OS X Mountain Lion* | 10.8 | July 25, 2012 |
| OS X Mavericks | 10.9 | October 22, 2013 |
| OS X Yosemite | 10.10 | October 16, 2014 |
| OS X El Capitan | 10.11 | June 8, 2015 |
| macOS Sierra | 10.12 | June 13, 2016 |
| macOS High Sierra | 10.13 | June 5, 2017 |
| macOS Mojave | 10.14 | June 4, 2018 |
* If your Mac is running OS X Lion or Mountain Lion, you must upgrade to El Capitan before you can upgrade to Catalina.
If your Mac is running Mavericks or newer, you can proceed to upgrade to Catalina.
Upgrade to El Capitan, if necessary
If your Mac is running OS X Lion or Mountain Lion, follow these steps to upgrade to El Capitan.
Upgrade Mac Mini 2011 To Catalina Os
- Download the El Capitan installer from Apple. The file size is 5.8 GB, so the download may take a while, depending on the speed of your Internet connection.
- Double-click the downloaded archive, InstallMacOSX.dmg, to view its contents.
- In the archive, double-click InstallMacOSX.pkg.
- Follow the on-screen instructions to perform a compatibility check, and prepare for installation.
- When this process is complete, an installer application named Install OS X El Capitan is placed in your Applications folder. Double-click it to begin installation.
- During installation, your Mac may restart, or display a blank screen short time. Do not close the lid or power off your Mac until installation is complete.
Upgrade Mac Mini 2011 To Catalina
Upgrade to Catalina
After you've gone through the preparation steps, you need to download and install the latest version of macOS. The following steps show you how.
- In the menu bar, click the Apple icon to open the Apple menu.
- In the Apple menu, select App Store.
Upgrade Mac Mini 2011 To Catalina Download
- In the App Store, on the left side of the window, select Updates.
- In the Updates window, locate the line that says Catalina.
- On the far right side, select Update.
- Catalina is downloaded and installed.
- During installation, your Mac may restart, or display a blank screen for a short time. Do not close the lid or power off your Mac until installation is complete.
Additional information
- See our update definition for further information and related links.