"Activate MAC without admin password: I am trying to reset password through terminal. Successfully set the password for admin account. After restart it is stock on 'Activate MAC' message with only admin account. But the password which was set, is not working."
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Issues Activating your Mac:
This message is showing occurring because you do not have connection to Apple's service. So, having connection to the internet is a prerequisite. If WiFi is not an option, then connect via Ethernet. This is the adapter to use: Belkin USB-C to 2.5Gb Ethernet Adapter - Apple
Troubleshooting the Connection:
As for your Mac, there are options to troubleshoot the Network Connection.
Verify you have a Network Connection:
- Go to: Utilities menu
- Select: Terminal
- Use this Command:
ifconfig
Resetting your SMC and your NVRAM:
Applies to older Macs. Note that is may take a few tries just to reset them, successfully.
Use these Links: