

Note : This command will remove the file called “applesetupdone” from your Mac, basically fooling your Mac into thinking that it hasn’t set up any users, yet. Now, type the command “ rm /var/db/.applesetupdone“, and hit Enter.This will e nsure that any changes you make will persist through the reboot. This command basically mounts your entire hard drive, and makes it writeable. Next, type the command “ mount -uw /“.This will basically check the filesystem on your Mac, and make sure that everything is okay, before we proceed. Here, type the command “ fsck -fy“, and hit Enter.This will take you into Single User Mode, and you’ll get access to a Terminal. Restart your Mac, and when you hear the boot up chime, press and hold “ command + S“.
HOW TO CHANGE WIFI PASSWORD MAC SIERRA FREE
Feel free to give it a shot, and let me know about the results. Note : I have not tried this method out, however, there’s no reason why it wouldn’t work. If you’re not using macOS Sierra, and you need to reset your Mac’s password, you’ll be happy to know that you can do that easily, as well.
HOW TO CHANGE WIFI PASSWORD MAC SIERRA HOW TO
How to Reset Mac Password: Older Versions of macOS


