Samsung Galaxy Light T399N MetroPCS root & Unlock done with Z3X

Samsung Galaxy Light T399N MetroPCS root & Unlock done with Z3X

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Complete Root and unlock procedure here.

1. Install this recovery using Odin 3.09

openrecovery-twrp-2.7.1.0-gardaltetmo.tar - Download - 4shared

2. Download Supersu zip file from here.

UPDATE-SuperSU-v2.40 - Download - 4shared

3. Flash Supersu.zip file using recovery.

4. Switch USB debubbing On. Attach Z3X Box. Open Samsung tool 18.5 (Latest).

5. Press Unlock.

Here are the logs

Selected model: T399N

Selected port: COM3 Z3X BOX Serial Port

Selected port speed: 115200

Waiting ADB device...

Please, allow USB debugging on phone... OK

Reading phone info...

Model: SGH-T399N

Android version: 4.4.2

Product code: SGH2T399RNATMB

Phone version: T399NUVUANK3

PDA version: T399NUVUANK3

CSC version: T399NTMBANK3

IMEI: 354796xxxxxxxxx

Phone S/N: RV8FAxxxxxx

Checking Super user right... true

Reading nv data... OK

Checking magic... OK

Detected new type of security

Calculating... OK

Unlocking... OK

Rebooting phone... OK

Unlock done

Done with Samsung Tool v.18.5