MacBook constantly crashing

Hello Jorddaann,

Thank you for posting in the Apple Support Communities.

It sounds like you're experiencing unexpected restarting when using your Mac. We'll be glad to assist you.

Please follow each step here: If your Mac restarted because of a problem

Have a great day.

MacBook Pro 13-in 2017 model with 2 ThunderBolt ports.

MacOS Big Sur 11.1

crashed in installer progress.

cause was invalid opcode.

This particular cause does not occur in MacOS unless extensions are added.

If you are running Installer inside Recovery, you have bad RAM memory -- compiler-code does not generate bad instructions.