g900a 6.0 remove only by the deadly beast gc pro

Using Version...1.0.0.0058
Selected Port SAMSUNG Mobile USB Modem #63 COM177
Selected Model GT-I5508
Selected Task SAMSUNG RLOCK_ADB

Searching ADB device Please wait..
Device Detected...
Security:= OFF Unsecure device
SELinux := Permissive
model:= SAMSUNG-SM-G900A
Androids Version:= 6.0.1
Description Version:= klteuc-user 6.0.1 MMB29M G900AUCS4DQD1 release-keys
Platform:= msm8974 [ qcom ] [ MSM8974PRO ]
Baseband:= G900AUCS4DQD1
VER:= G900AUCS4DQD1/G900AATT4DQD1/G900AUCS4DQD1/G900AUCS4DQD1
Carrier := ATT_USA
EFS CSC := ATT
Knox Warranty := Void
Security Patch := 01-04-2017
Simstatus:= ABSENT
ANDROID-ID = 63a5ad16_0000097670
Device is Unsecure Rooted

SAMSUNG RLOCK_ADB UNLOCK STARTED...

Phone Found Wait...
Model := G900A
VER := G900AUCS4DQD1/G900AATT4DQD1/G900AUCS4DQD1/G900AUCS4DQD1
Phone IMEI := AT+IMEITEST=1,
REACTIVATION LOCKED...
REACTIVATION DISABLE SUCCESS...:D:D:D:D:D:D
Please Reflash such phone...

!!! Success !!!!
Total Time Take...00:01:20