MacOS Big Sur Not Installing: Why?

If you’re running macOS Mojave and you’re having trouble installing Big Sur, this article is for you. In this post, we’ll explain the common installation issues and provide step-by-step instructions on how to fix them. We’ll also teach you about some common installation errors for Big Sur, and what to do if they occur.

Finally, we’ll give you a few tips on how to keep your Mac operating smoothly during installation and after the update. Stay safe and download the latest version of macOS Mojave from the App Store!

Why wonโ€™t macOS Big Sur install?

If you’re having trouble installing macOS Big Sur on your mac, there could be a few reasons. In this article from Tech Reviews, we’ll outline some of the most common troubleshooting steps that you can try. If none of these work, it might be time to take your mac to an Apple store for assistance.

Check if your Mac is compatible

If you’re having trouble installing macOS Big Sur on your Mac, it’s most likely because your machine isn’t compatible. Make sure to check if your Mac is compatible before proceeding any further. Here are some common issues that can prevent macOS Big Sur from installing:

  • -Your Mac doesn’t have the required hardware
  • -The installation requires a newer version of macOS than what is currently installed on your machine
  • -You have an incompatible app installed
  • -Your internet connection is poor

How to Fix macOS Big Sur Installation Issues

If your MacOS big sur installation is not proceeding as planned, there could be a few potential reasons. In this blog post, we will help you troubleshoot and fix macOS big sur installation issues.

First, you should check if your hardware is compatible with macOS big sur.

Next, verify that all the required software is installed. If everything looks good, check to make sure that the big sur installation files are properly copied to your system.

If everything is still not working as planned, try restarting your computer and check for any updates that may be available for big sur.

If none of these solutions work, it may be time to call in a specialist. mac os big sur installation can be a tricky process, but by following our tips, you should be able to get it going smoothly.

Check Apple Server Status

If you’re having trouble installing macOS Big Sur on your Mac, there might be a problem with Apple’s server. To troubleshoot this issue, first check Apple Server Status. If the status says that the server is up and running, then you can try installing macOS Big Sur again.

However, if the status says that the server is not up and running, then you will have to wait for Apple to restart it. In the meantime, you can try restarting your Mac to fix installation issues.

Make Sure Macโ€™s Date and Time are Correct

MacOS Big Sur installation issues can occur for a number of reasons, but the most common cause is incorrect date and time settings on your Mac. Make sure to update your Macโ€™s date and time, and check if installation of macOS Big Sur is still failing. If all else fails, try restoring your system from a backup.

Ensure Enough Free Space on Your Mac Before Updating

If your Mac is experiencing installation issues with macOS big sur, you may be able to fix the issue by ensuring that enough free space is available on your mac.

By installing software updates and apps manually instead of through the update mechanism, you can prevent large software files from occupying unnecessary disk space. Additionally, try restarting your mac in safe mode and performing a system restore if installation fails multiple times.

If these methods do not work, then you may need to reinstall macOS big sur. However, make sure to back up all your data first!

Installation Errors for Big Sur on MacOS

If you’re having trouble installing Big Sur on your Mac, there may be a few reasons why. One of the most common installation errors is when MacOS can’t find the file ‘Big’ Make sure you have the latest version of the app installed and try restarting your computer if the installation still fails.

If that fails, try checking for updates for Big Sur. If that still fails, you may need to reinstall Big Sur. If you’re still having installation issues, please reach out to our support team for further assistance.


If you’re having trouble installing macOS Big Sur, there are a few things you can do to try and fix the issue. In this blog post, we’ll explain how to fix installation errors for Big Sur on MacOS. If that fails, we’ll also provide a step-by-step guide on how to install Big Sur. Hopefully, following these tips will help you get macOS Big Sur installed properly!

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