Follow this Steps: 

1-    Make format 
2-    From z3x make reset frp by new method mtp *#0#*
3-    When he asked for mtp permission don’t give it 
4-    Open cmd from fasboot adb

5-    Run this code {

adb shell
pm disable-user –user 0
com.sec.enterprise.knox.cloudmdm.smdms

}
All Done
adb shell
pm disable-user  com.sec.enterprise.knox.cloudmdm.smdm