Once you confirm everything is working, you can delete the temporary account to keep your system clean.
This step links the user account login to the newly renamed folder. mac change user folder name
And when you finally type echo ~ and see the new path reflected back, you realize you have not just renamed a folder. You have earned the right to exist in a new location, dragging every byte of your history behind you. That is not administration. That is resurrection. Once you confirm everything is working, you can