MacBook Pro Early 2011 macOS Sierra, upgraded to Bluetooth 4 (from 2), wireless working fine, unable to access HANDOFF, using OS X Continuity Activation Tool 2.3 by sysfloat original by dokterdok, and following instructions, received following error
csrutil: failed to modify system integrity configuration. This tool needs to be executed from the Recovery OS. reboot: Operation not permitted and when I accessed recovery mode this is what I received.
Please help
csrutil: failed to modify system integrity configuration. This tool needs to be executed from the Recovery OS. reboot: Operation not permitted and when I accessed recovery mode this is what I received.
Please help