- Title: Meizu MX4 KitKat
- Listed: December, 2015
- Last modified: 12/28/2015 4:23 pm
- Version: Factory m75 1.5.0.21.test - KitaKat 4.4.2
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DESCRIPTION
YOU NEED:
- MEIZU MX4 16/32
- SP FLASH TOOL
- DRIVERS
- FACTORY FIRMWARE
1
- TURN OFF THE PHONE
- OPEN DEVICE MANAGER
- PLUG THE PHONE TO THE PC AND HOLD VOLUME UP + POWER BUTTON (HOLD IT AND WATCH DEVICE MANAGER A UNKNOWN DEVICE POPUP FASTY)
- WHEN POPUP UPGRADE THE DRIVER OF THIS UNKNOWN DEVICE FROM THE FOLDER "Drivers Hard Reset"
- WHEN YOU DO IT TURN OFF THE PHONE BUT LEAVE IT UNPLUGGED
2
-UNZIP FACTORY FIMRWARE
- UNZIP SP TOOL "SP_Flash_Tool_exe_windows_v5.1424.00"
- UNZIP "DLL" AND INSTALL IT
- OPEN SP TOOL
- CHOOSE THE SCATTER (FROM factory_m75_1.5.0.21.test-signed)
- CHOOSE "FIRMWARE UPGRADE" (IF YOU DO DOWNLOAD YOU BRICK YOUR PHONE)
- CHOOSE THE DONWLOAD AGENT "DA_SWSEC.bin"
3
- PUSH "DOWNLOAD" ON SP TOOL
- ON PHONE TURNED OFF HOLD VOLUME UP + VOLUME DOWN AND PLUG IN IT (WHEN THE BAR COME RED KEEP OLD THE BUTTONS, WHEN THE BAR COME WHITE AND THE PROCESS START LEAVE VOLUME BUTTONS)
※Please make a backup of your device before installing or updating ROM



Member Info
Currently running cm12.1. Want to try this out.
I use your driver…i use your sp flashtools…i select da_swsec..i selected upgrade…but still asks for authentication..my android is in 4.0 or 4.2
My phone is locked so i don't have access to it to reset..now this flash is also the same(authentick chip secured request file)
Plz help me