So from causes to fixes, in this guide, we are going to talk about everything that you require to solve this error completely.

It usually occurs due to installer problems and can turn nasty if not solved at the earliest. An installation error that reads ' an error occurred while preparing the installation' is one such error that we have to be ready for. This makes it important for us to be ready to tackle any error. It is not the case every time but installation errors do occur and they might ruin all your progress.

Moreso, if you encounter any error whilst the installation is going on. In short, it requires a lot of patience and time. A lot of things can go wrong and you might have to repeat it all over again. Installing an entire OS is a time-consuming and tiresome process. I'm now at a loss on how to resolve this. 'While installing the macOS I am repeatedly getting the following error: 'An error occurred while preparing the installation el Capitan.' I have verified the system clock using the terminal and it is correct.

How to fix an error occurred while preparing the installation error?

Mac os el capitan installer download