OPPO A1601 F1S network unlock failed

hello

NCK box Android MTK1892

UNLOCKING > OPPO > 1601

Flash mode

tried READ CODES and also DIRECT UNLOCK, but no result


Selected connection metod: FLASH Mode
Exe version: NCKBox AndroidMTK 1.8.9.2
Selected model: A1601
Reinsert phone battery.
Battery must be charged.
Keep VOL+ button untill inserting USB cable.
Detected : MTK USB Port (COM7)
Boot mode: Brom
Phone detected...Please wait
Using Algo 3.
Helio MT6755 phone detected, swithing to helio api
Loading Custom Preloader
BBCHIP MT6755
EMMC FW VERSION: 00:00:00:00:00:00:00:00
EMMC CID: 90014A48424734 : 000000000000000000
EMMC UA SIZE: 0x747c00000
BOOT STYLE: EMMC BOOT
FULL LENGTH: 0x748800000 [29.133 GB]
-Reading GPT Drive OK
[OPPO Simlock] Step 1
[OPPO Simlock] Step 2
[OPPO Simlock] Step 3
Wait untill phone will start charging.
All done.


is there something wrong ?

thanks