Macbook pro crashing with this concern and backed up to sierra high. Now mac ok but trying to update back to mojave

Hello owka,

I understand that you have a question about installing a fresh copy of Mojave. I use my Mac a lot and know how important it is to have your device running smoothly, and I'm here to help.

Here is a resource that can assist you:

How to reinstall macOS from macOS Recovery

Please let me know if you are still having an issue after reviewing the article.

Have a great day!