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Can’t update to 12.5.1 Monterey Mac Error 🔧 How to Fix

What Is Can’t update to 12.5.1 Monterey?


Can’t update to 12.5.1 Monterey Error is the name of a nasty problem for macOS, which has been the reason for countless complaints by victims of this issue. The main complaint comes when previous version macOS users receive the new update for macOS Monterey and they download and start installing it. Then, their computer becomes radical and restarts, continuing to run the old version and failing to update to the new one.

Read this article to see what different methods exist to go around this issue and fix it for free.

Can’t update to 12.5.1 Monterey Summary

Name Can’t update to 12.5.1 Monterey
Type Mac Error
Short Description MacOS failure to update to its Monterey version.
Symptoms An update is available for your Mac. MacOS Monterey 12.5.1
Program macOS
Fix Tool Try this fix to repair your Mac from errors and optimise system performance:



User Experience Join Our Forum to Discuss Can't update to 12.5.1 Monterey.

Can’t update to 12.5.1 Monterey – What Are Its Symptoms

Can’t update to 12.5.1 Monterey error was first discovered in Apple Discussions Forums, where a user had the following complaint:

Can’t update to 12.5.1
2018 mac mini. No errors. Download update -> restart at prompt -> about this mac -> 12.3.1 -> software update: “an update is available for your mac. macos monterey 12.5.1” -> update now -> download update -> restart at prompt -> no errors-> about this mac -> 12.3.1

i’ve tried four or five times now, same result. no errors. what?

Among the issues this error may cause are:

  • Your device may go into an install loop (constant rebooting).
  • Your device may behave erratically.
  • Some of your other apps may stop functioning.

Can’t update to 12.5.1 Monterey – How to Fix It?

According to the community forums, several different fixes exist for making sure that this error does not show up and you successfully conduct the update:

  1. Try booting your Mac into Safe Mode and run the update again.
  2. Try fixing your Wi-Fi connection. The update may stop due to slow wi-fi data transfer.
  3. Too many people downloading the update at the moment. Apple servers may deny you the update due to too many people switching to the new version, so trying again later might fix this.
  4. Some third-party software may stop the download and install of the update. Make sure to stop any third-party apps, that have control over your System Preferences.
  5. Stopping any VPN you have running may have corrupted the download so try again without a VPN connection.
  6. If too many devices are using your router or other Wi-Fi device, the update may not go as planned.
  7. LAST RESORT – Restart your Mac in Recovery Mode and reinstall your macOS completely. This should be able to get the newest version automatically from Apple servers.

In case these repairs do not seem to work, make sure to see the general fixes we have prepared below for this type of error. They may fix any other issue besides the ones we have mentioned above for you as well:

Step 1: Close any apps or programs that may be in conflict.

When you get errors, like this one, often conflicting apps may be the case. Below, you can find the solutions for closing conflicting apps for Windows and macOS:

For Windows:

Open Task Manager and type Ctrl-Alt-Del and then go to the Processes tab, after which stop any running programs that may be conflicting by right-clicking and clicking on End Process.

For macOS:

Go to Activity Monitor, mark any processes you believe are suspicious and close them by clicking the “X” button on top left above them.

After you have done this fix, you should observe if this error will show up again if you start and stop a specific process.

Step 2: Update and Re-install Any Software You Believe is Problematic.

For Windows:

Go to Programs and Features (Uninstall a Program), select the program you want to uninstall and click “Uninstall”.

For macOS:

Go to Applications and drag the icon of your program to Bin to uninstall it. For macOS, you can go to your AppStore and click on the “Updates” tab to check if any applications are out of date.

Step 3: Install the latest updates of your OS.

For Windows:

Open your Update Center from Settings or Control Panel – Updates and see if you have the newest Windows updates. If not, you should see a button to download and run them.

For macOS:

Go to System Preferences – Software Update and check for a newer macOS version. You will see a button to install it and Upgrade if its available.

Step 4: Scan your computer for errors and optimise it automatically.

If you encounter lots of errors while using your Mac, you should consider scanning it to optimize its performance automatically. Of course, you can also try optimizing your Mac manually.

If you have tried most of the fixes, but you keep getting error messages, then the best advice to go for is to check your computer for:

You can do all of this by running an automatic scan of your computer using a professional anti-malware software. Such an advanced tool is created by cybersecurity and tech experts and is guaranteed to help detect and delete any malicious files and whatever may be causing errors and optimise your computer to make it fast again:



Spy Hunter scanner will only detect the problem. If you want the issue to be automatically removed, you need to purchase the full version of the anti-malware tool.Find Out More About SpyHunter Anti-Malware Tool / How to Uninstall SpyHunter

Mac Errors – Frequently Asked Questions

What are Mac Errors?

Mac errors are faulty problems of macOS. They are different types, affecting various programs running on your Mac.

Since macOS is frequently updated, it is easier to fix such errors, due to the way this operating system is constructed.

What Do Mac Error Codes Mean?

Error Codes on Mac are how your macOS explains the different types of problems that can occur on it. The number of the Mac Error code pops up on your screen, and it shows you the error with some explanatory text to help you fix it.

These error codes exist for both small and bigger problems, and in some cases, they can mean that there is a significant issue with your device.

Why Do I See Errors On My Mac?

The reasons may vary. These can be due to a badly written code, faulty software, external app modifying your app, incompatibility, problems with the resources required to run the app, and even a Mac malware infection.

What Types of Mac Errors Exist?

Just like with Windows devices, there are some general error types with Mac as well, including:

  • Runtime Errors – when you execute a program and it fails due to badly written code, incompatibility with the program and web servers or other problems, like malware.
  • Logic Errors – something in the logic makes the program fail to return results.
  • Arithmetic Errors – a type of logic error, which involves miscalculation due to an erroneous configuration or code that does not fit the same logic as the system reads it.
  • Resource Errors – when your device does not meet the resources required to run a program or if the program is coded faulty, so it requires more resources than necessary.
  • Interface Errors – when there is a difference between what an app is meant to do and what it actually does.
  • Compilation Errors – when the compiler of a software fails to turn complicated code into a simple language, understandable by your Mac.

Which are The Most Common Mac Errors?

According to different sources and online forums, the most commonly encountered errors on Mac carry the following codes:

  • Error Code 36 – when Finder fails to read or write a file on your Mac.
  • Error Code 41 – caused by malware, outdated software or corrupted files and directories.
  • Error Code 50 – when you fail to copy and paste a file onto another drive, like USB or an external SSD or HDD.
  • Error Code 2003F – it shows up when you try reinstalling your macOS in Recovery Mode. Possible causes include bad sectors in the hard disk, malware, etc.

What to Do If I See a Mac Error?

If you see an error on your Mac, your first job is to check the meaning of it. Then, you can see reputable forums, like Apple Discussions or SensorsTechForum in order to find different types of fixes for the problem.

How to Stop Getting Mac Errors?

You cannot. As long as there are people writing the code, there will always be the human error factor. However, there are several measures that you can take in order to significantly reduce the chance of getting a Mac Error:

  1. Check and update your Mac and your Apps (if possible) to the latest version on a daily basis.
  2. Install a relevant and reputable anti-malware for Mac.
  3. Install an optimizer for your Mac, which will keep all your apps updated, remove junk software, and improve your Mac’s health.
  4. Only install apps from trusted sources.

Ventsislav Krastev

Ventsislav is a cybersecurity expert at SensorsTechForum since 2015. He has been researching, covering, helping victims with the latest malware infections plus testing and reviewing software and the newest tech developments. Having graduated Marketing as well, Ventsislav also has passion for learning new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management, Network Administration and Computer Administration of System Applications, he found his true calling within the cybersecrurity industry and is a strong believer in the education of every user towards online safety and security.

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