DOWNLOAD LINK FOR ALL FILES <br />http://sh.st/vchMp <br /> <br />I USED FILES AND GUIDES FROM ALL OVER THE INTERNET, SO ALL THE CREDITS GO TO THOSE PEOPLE, MOSTLY TO XDA FORUM MEMBERS. <br /> <br />TUTORIAL (IF YOU HAVE ALREADY DONE SOME OF THESE STEPS, PROCEED TO NEXT ONE) <br /> <br />(I) FIRST OF ALL, ROOT THE DEVICE <br /> <br />1. Download and Install the USB Drivers. <br />2. Download zip file containing temporary CWM package and extract the contents to an accessible location. <br />3. Turn on USB Debugging and then connect your phone to the PC. <br />USB Debugging can be accessed by going to Settings-About-Software Information- Tap Build number 7 times. Then go 2 steps back and choose Developer options- USB Debugging. <br />4. Copy SuperSUxxx.zip -xxx is the SuperSU version- to the root of your SD card. <br />5. Run cai_dat_CWM.bat. In the command window, type ACCEPT -in capitals- and hit Enter. <br />6. Type T4 and hit enter again. Your phone should restart infastboot mode, take the commands and then load the temporary CWM. It will take about a minute for this to complete. <br />7. When the phone boots CWM Recovery, you can disconnect the device from the PC. Then select Install Zip by using Volume Keys to highlight and Power Key to select. <br />8. Select choose zip from external sdcard and then select the SuperSUxxx.zip file copied to the SD card in step 4. Select Yes – Install SuperSuxxx.zip to start flashing. It will take a few moments for theSuperSU to be installed, so be patient. <br />9. When done, reboot your phone and that’s it. Verify the root by installing any root checker app from the Play Store. <br /> <br />(II) THEN UNLOCK BOOTLOADER (works for v2.19.40.12, v2.19.40.13, v2.19.40.23 and all future versions, you just have to update your phone first) <br /> <br />Just unzip everything from attached archive and then start unlock_one_click_v2.bat <br />If you've enabled USB debugging, then phone will automatically reboot to bootloader and will unlock the bootloader. If you didn't enable USB debugging, then you need to reboot to bootloader manually -Turn the phone off and disconnect USB, then press Power+VolumeUp keys at the same time and keep it pressed till you see ASUS logo, then you may connect USB cable-. <br />Either way, unlock_one_click_v2.bat will proceed to unlock in fully automated way. <br />If initial boot splash screen become inverted, then bootloader has been unlocked! <br /> <br /> (III) INSTALL TWRP <br /> <br />1. Download twrp.img from the download section and put in fastboot folder. <br />2. Boot into bootloader - turn off, keep Vol+ pressed and press the power button until it vibrates - then release ONLY the power button and keep volume up pressed until you see the fastboot GUI <br />Open up fastboot on your PC -shitf+right click in folder selecting "open a command window"- and type: fastboot flash recovery twrp.img <br />3. Then press vol down 2 times until "Reboot recovery" shows up and press power 1 time to boot into recovery <br /> <br />(IV) INSTALL CYANOGENMOD 12.1 <br /> <br />1. Download cm and gapps files to your PC. <br /> <br />2. Connect Asus Zenfone to PC via USB cord. <br /> <br />3. Place CyanogenMod CM12.1 Android v5.1.1 Lollipop custom ROM zip file and Google Apps .zip file into the phone's SD card memory or external SD card. <br /> <br />4. Turn off the device and disconnect from the PC. <br /> <br />5. Boot to TWRP <br /> <br />6. Click wipe data/factory reset or whatever it is called. It will erase your data,cache and davlik <br /> <br />7. Come back to main recovery screen and then tap 'install zip from SD card' <br /> <br />8. Tap 'choose zip from sdcard' and go to Android 5.1.1 Lollipop ROM .zip file in SD card and enter the installation process. Repeat the same procedure for Google Apps installation. <br /> <br />9. When done, go to Reboot Device and enjoy! <br /> <br />FOLLOW THESE LINKS FOR UPDATED RELEASES OF CYANOGENMOD: <br /> <br />ZE550ML http://sh.st/vnwHy <br />ZE551ML http://sh.st/vnwLI <br /> <br />Asus Zenfone 2 Benchmarks: http://sh.st/vKyBu <br />Asus Zenfone 2 Gaming and Multimedia: http://sh.st/vKyNu <br />Asus Zenfone 2 Flip Cover: http://sh.st/vKyN3 <br />Asus Zenfone 2 After a month: http://sh.st/vKyM1 <br />Asus Zenfone 2 Unboxing: http://sh.st/vKy1Y <br />Asus Zenfone 2 GTA San Andreas: http://sh.st/vKy25 <br />Asus Zenfone 2 Recovery mode and cache wipe: http://sh.st/vKy3Z <br />Asus Zenfone 2 SlimLP http://sh.st/vKy8U <br />Asus Zenfone 2 Paranoid http://sh.st/vKy9b <br />Asus Zenfone 2 After three months http://sh.st/vKuik