How to Disable Local Time Machine Backups in macOS
Your Mac has a "feature" that will put time machine backups on your local disk if your primary Time Machine drive isn't available. I'm not sure the details about how often it writes to your local drive, but I don't know that you can't delete it easily.
This short guide will show you how to disable local Time Machine backups in macOS and OS X.
Looking to disable other annoyances on your Mac? Check out our guide on disabling the Mac touchbar, disabling Mac messages, and disabling the Mac empty trash warning.