Motorola Z3 unlock done by MSTool

Boot_loader: 0A.c3
R452F1_G_08.05.0BR

Procedure:

* Open mstool, click "Handset" and select model Z3;
* Conect cell in boot mode "*" + "#" + "power";
* Click in "Read Backup" and check PDS;
* Make sure the backup was successful.
* Conect cel in boot mode "*" + "#" + "power";
* Open mstool and click in "Write Backup";
* Select the file "Z3__BOOTCORE_TP.bkp" for Z3;

*OK. After cellular shut down automatically, remove the battery and replace the battery. The phone will be recognized by the PC. To see if everything is okay, open RSDLite and make sure it detected "S BLANK NEPTUNE LTE2"... If yes is because everything is ok! The cel screen is black! This is OK.
* Now open mstool and click "unlock". Wait for the phone being disconnected, remove the battery and replace the battery again;
* In mstool click "Write Backup";
* Select bootloader 0A.C3 for Z3;
* Enjoy!

Screen Shot:

Finish Procuct: