How to Unlock failed. Samsung Galaxy S5 G900A 5.1.1 100% Done Z3x Box Here

Samsung Galaxy S5 G900A 5.1.1 Unlock failed.

---

UNLOCK INSTRUCTIONS:

Micro-USB cable:

1. Phone must be powered on.

2. Type *#0808# and select 'DM+MODEM+ADB'.

3. Type *#9090# and choose 'DM/DUN over HSIC'.

4. Reboot phone.

Or use 'Activate Diag' function from 'Repair' tab.

5. Connect USB cable, install drivers if needed.

6. Select Samsung diagnostic port in port settings.

7. Press 'Unlock' button for direct unlock.

Operation: Unlock

Selected model: SM-G900A

Selected port: COM197 SAMSUNG Mobile USB Serial Port

Software version: 23.7

Reading phone info...

Reading IMEI... OK

IMEI: 354891062636737

Reading security... new type

Bypassing... OK

Unlocking... error

Done with Samsung Tool PRO v.23.7

Waiting ADB device...

Please, allow USB debugging on phone... OK

Reading phone info...

Model: SAMSUNG-SM-G900A

Android version: 5.1.1

Product code: SM2G900AZWAATT

Phone version: G900AUCU4COI5

PDA version: G900AUCU4COI5

CSC version: G900AATT4COI5

CSC country code: USA

CSC sales code: ATT

HW version: REV0.4

Phone S/N: R38G3031HMJ

Modem board: MSM8974PRO

RF cal date: 2015.03.06

 

Trying to do same as previous user but I get error message, "Bypass MSL... error (2)"

Operation: Write CERT

Selected model: SM-G900A

Selected port: COM43 Z3X BOX Serial Port

Software version: 24.2

Checking certificate file... OK

KEY ID: 0478

Waiting ADB device... OK

Reading phone info...

Model: SAMSUNG-SM-G900A

Android version: 5.1.1

Product code: SM-G900AZWAATT

Phone version: G900AUCU4COI5

PDA version: G900AUCU4COI5

CSC version: G900AATT4COI5

CSC country code: USA

CSC sales code: ATT

HW version: REV0.4

Phone S/N: R38F31FQXDD

Modem board: MSM8974PRO

RF cal date: 2014.03.28

IMEI:

Initialization AT RIL... OK

Bypass MSL... error (2)

First reset MSL

Done with Samsung Tool PRO v.24.2

When I try to reset MSL this is the error I get:

Operation: Reset MSL

Selected model: SM-G900A

Selected port: COM43 Z3X BOX Serial Port

Software version: 24.2

Reading phone info... no answer from phone

Done with Samsung Tool PRO v.24.2

 

You did not follow steps, You select wrong port, must use this port "SAMSUNG Mobile USB Serial Port ".

Br,

xerraco

Z3x pro Box  

HTC Desire 210 Dual Sim
HTC-D310W V1
HTC Desire 310 Dual Sim
HTC Desire 320
HTC Desire 526g
HTC Desire 616
HTC Desire 616H
HTC Desire 620
HTC Desire 620H
HTC Desire 620G
HTC Desire 626
HTC Desire 626G
HTC Desire 626PH
HTC D820S
HTC D820TS
HTC D820US
HTC Desire 820S
HTC Desire 820G+
HTC Desire 820H
HTC Desire 820U
HTC Desire 816G
HTC Desire 816H
Request & Fallow
Please Download From
# Download Manager