z667t unlock error

Check your phone and "Always allow from this computer" and select "OK".
Connected;
BRAND: ZTE
MODEL: Z667T
ANDROID: v4.4.2
CPU: QCOM
IMEI: 865551xxxxxxx
KERNEL: Linux version 3.4.0-gb3321ac (heduolian@scm6) (gcc version 4.7 (GCC) ) #1 SMP PREEMPT Mon Oct 12 09:26:03 CST 2015
ERROR: Device is not ROOTED ! Please ROOT it and retry.

Log file saved to: LOG_27_01_2016_02_46_29.txt

Time needed – 00:00:08

device rooted