Time Machine backup is a MUST in this time and age, especially after you just paid couple thousands in Mac. Ultimately, no matter how ridiculous issue you just encountered on your machine, if you have a complete backup of the system, there should be no concern. I can’t believe I have to say this in 2019, Time Machine has been around since Leopard, and still provides better options than of its competitors. Make sure you are using a separate drive (e.g. external HDD, NAS) that is at least 1.5 times bigger than the target drive.
Tagged NAS
Fix macOS Shared Folder ‘Not Found’ Error
While Mac handles vast majority of things nicely without too much asking questions, keeping network connection to a NAS drive is not one of them. If you happen to be on WiFi, and your Mac is likely to go to sleep frequently (i.e. it’s a laptop), you will see an annoying error message anytime you try to reconnect to NAS, “cannot be opened because the original item cannot be found”.