Changing your Account Name in Kali Linux

 

CTRL + ALT + F1            #Go to TTY1

sudo adduser TempUser       #create a new user account 

sudo adduser TempUser sudo     #Giving Sudo Privs

 exit  and login with TempUser

 sudo usermod -l newUsername kali        #most likely this fails, need to kill some running process

 kill PID                          #kill the running process of Kali Account     

  sudo usermod -d /home/newHomeDir -m newUsername

sudo deluser TempUser       
sudo rm -r /home/TempUser       

CTRL+ALT+F7 

LOGIN WITH NEW ACCOUNT