change user home and restore (First_Account)

 - login with (Secondary_Account)

 - user account modify  home directory
   open terminal ( Ctrl - Alt - T)
   then change to root

$sudo su -
or
$sudo -i

- user modify with home
usermod -d /data/"First_Account" "First_Account"

- check
cat /etc/passwd  >> check First_Account directory
mv /home/(First_Account) /data/    <- move /home/(First_Account) to /data/(First_Account)
ls /data
(reboot)