Disable System Integrity Protection on MacBook
To run this script successfully, you’ll need to disable SIP. To do so, reboot your Mac, and as its booting back up, hold Command (⌘) + R. Once you arrive at the Recovery menu, click Utilities in the menu bar, and select Terminal.
In the Terminal window, type the following and press the Return key on your keyboard:
csrutil disable
If successful, restart your Mac normally.