Guide for rooting and Twrp installation for Zenfone max ZC550KL 615 MSM 8939 :
Warning: Rooting a device automatically voids the warranty. We assume you know what you are doing and we shall not take any responsibility if your device blows up in your face. Be warned.
FILES NEEDED
DRIVERS\TOOLS
a. adb setup; http://www.mediafire.com/file/jsbx6isfpgle319/adb-setup-1.4.3.exe
b. Android usb drivers ;http://www.mediafire.com/file/57fzehmcfqk0y7t/ASUS_Android_USB_drivers_for_Windows_20150212.zip
c.minimal adb and fastboot : http://www.mediafire.com/file/0h36wb7e8aoimvb/minimal_adb_fastboot_v1.3.1_setup.exe
d. Asus bootloader unlock tool for 8939 device : http://dlcdnet.asus.com/pub/ASUS/Ze...513.74708998.1502054577-2083321676.1502054577
TWRP\ROOT FILES
e. custom recovery image file (Twrp) :
https://www.mediafire.com/file/1kyk0q3b99kcrue/Twrp_3.0.2.img
f. SuperSU file (root) : http://www.mediafire.com/file/dchiph3qkml3u8g/PRO-SuperSU-v2.67.zip
STEP BY STEP GUIDE
1. Download and install adb and Android usb drivers if you don't have them already installed, otherwise, you can skip
2. Download and install minimal adb and fastboot and put icon on desktop
3. Download the Asus bootloader unlock tool .apk file to your device and install like an application in order to unlock bootloader(follow on-screen messages)
4. Boot device into CSC MODE(fastboot\bootloader) and connect to PC via usb cable. (To boot into CSC MODE , press and HOLD "volume up key+power key")
5. open minmal adb and fastboot and enter the following commands:
hit enter on keyboard and the serial number of your device SHOULD show in minimal adb window, if it does'nt then you've not installed your Android usb drivers correctly !
after this command press the SPACE KEY ON KEYBOARD AND DRAG THE "CUSTOM RECOVERY IMAGE FILE TO THE MINIMAL ADB WINDOW then hit the enter key on your keyboard and Twrp will be flashed .
IMPORTANT !!
After flashing the TWRP file, you should boot directly into recovery by holding VOLUME DOWN+POWER BUTTON do not allow device to boot into home screen at first boot, otherwise stock recovery will be restored !!!
6. After booting into TWRP , FLASH THE ROOT FILE IMMEDIATELY !
WARNING !
if you don't flash the root file once in twrp, you might encounter a bootloop!
some users report a password prompt while in Twrp, just press "cancel" then go to twrp home screen , WIPE-FORMAT DATA, after formatting data , go back to twrp home screen -REBOOT-RECOVERY , after that flash the root file (make sure your root file is on an external sd card .
Warning: Rooting a device automatically voids the warranty. We assume you know what you are doing and we shall not take any responsibility if your device blows up in your face. Be warned.
FILES NEEDED
DRIVERS\TOOLS
a. adb setup; http://www.mediafire.com/file/jsbx6isfpgle319/adb-setup-1.4.3.exe
b. Android usb drivers ;http://www.mediafire.com/file/57fzehmcfqk0y7t/ASUS_Android_USB_drivers_for_Windows_20150212.zip
c.minimal adb and fastboot : http://www.mediafire.com/file/0h36wb7e8aoimvb/minimal_adb_fastboot_v1.3.1_setup.exe
d. Asus bootloader unlock tool for 8939 device : http://dlcdnet.asus.com/pub/ASUS/Ze...513.74708998.1502054577-2083321676.1502054577
TWRP\ROOT FILES
e. custom recovery image file (Twrp) :
https://www.mediafire.com/file/1kyk0q3b99kcrue/Twrp_3.0.2.img
f. SuperSU file (root) : http://www.mediafire.com/file/dchiph3qkml3u8g/PRO-SuperSU-v2.67.zip
STEP BY STEP GUIDE
1. Download and install adb and Android usb drivers if you don't have them already installed, otherwise, you can skip
2. Download and install minimal adb and fastboot and put icon on desktop
3. Download the Asus bootloader unlock tool .apk file to your device and install like an application in order to unlock bootloader(follow on-screen messages)
4. Boot device into CSC MODE(fastboot\bootloader) and connect to PC via usb cable. (To boot into CSC MODE , press and HOLD "volume up key+power key")
5. open minmal adb and fastboot and enter the following commands:
Code:
[COLOR="Red"]fastboot devices[/COLOR]
Code:
[COLOR="Red"]fastboot flash recovery[/COLOR]
IMPORTANT !!
After flashing the TWRP file, you should boot directly into recovery by holding VOLUME DOWN+POWER BUTTON do not allow device to boot into home screen at first boot, otherwise stock recovery will be restored !!!
6. After booting into TWRP , FLASH THE ROOT FILE IMMEDIATELY !
WARNING !
if you don't flash the root file once in twrp, you might encounter a bootloop!
some users report a password prompt while in Twrp, just press "cancel" then go to twrp home screen , WIPE-FORMAT DATA, after formatting data , go back to twrp home screen -REBOOT-RECOVERY , after that flash the root file (make sure your root file is on an external sd card .
Last edited: