Unlock SM-N981U Spring Mobile fail [Answered] - GSM-Forum

s@lwos · 05-25-2024, 13:49

Hi everyone,
I tried to unlock my SM-N981U, it is locked on SPRING operator but the procedure was not successful.
Please hel me

Code:

  
Operation: Unlock
Selected model: SM-N981U
Software version: 45.14

Checking Login and Password... OK
Balance: 30 crd.
You have 30 credit(s) left. This operation takes 5 credits. Continue?  Yes
Waiting ADB device... OK
Reading phone info... OK
Reading IMEI... OK
Model: SM-N981U
Android version: 13
PDA version: N981USQS6HXD1
CSC version: N981UOYN6HXD1
Phone version: N981USQS6HXD1
Product code: SM-N981UZGAUSC
CSC country code: USA
CSC sales code: USC
Carrier ID: SPR
Phone SN: RFCN80DPWBA
IMEI: 35068083059xxxx
HW version: REV1.0
RF cal date: 2021.05.24
Chip name: SM8250
Modem board: SDX55M
Security patch: 2024-04-01
Boot Warranty bit: 0
SIM State: ABSENT,NOT_READY
Rebooting phone... OK
Waiting ADB device... OK
Waiting for device to become ready... OK
Reading IMEI... OK
Initialization zTool... OK
Running zTool, please wait... OK
Initialization... error (0.12)

Done with Samsung Tool PRO v.45.14 [SM-N981U,Unlock]

Z3X · 05-25-2024, 16:37

Hello. Currently this bit not supported. Use checkphones: https://z3x-team.com/check-your-phone/

s@lwos · 05-25-2024, 16:48

Is it possible to dowgrade firmware?

Z3X · 05-25-2024, 18:02

No, you cannot downgrade bit.

05-25-2024, 16:37	#2 (permalink)
Z3X Product Supporter Join Date: Feb 2008 Location: z3x Posts: 16,303 Member: 706257 Status: Offline Thanks Meter: 5,139	Hello. Currently this bit not supported. Use checkphones: https://z3x-team.com/check-your-phone/

05-25-2024, 16:48	#3 (permalink)
s@lwos No Life Poster Join Date: May 2006 Location: Palermo Posts: 721 Member: 281998 Status: Offline Thanks Meter: 118	Is it possible to dowgrade firmware?

05-25-2024, 18:02	#4 (permalink)
Z3X Product Supporter Join Date: Feb 2008 Location: z3x Posts: 16,303 Member: 706257 Status: Offline Thanks Meter: 5,139	No, you cannot downgrade bit.