Closed ghost closed 5 years ago
You will get that error if you haven't disabled System Integrity Protection first. Currently the easiest way to do that is to boot in Recovery Mode, open up the Terminal and execute "csrutil disable". Beware though, SIP is there for a reason and so make sure you understand the risk that disabling it entails.
Here is what I get when I’m trying to run DeathToDSStore on macOS Sierra (10.12.6):