How to Manually Update to Kitkat Zenfone 5/6 Without Error

how to upgrade to kitkat zenfone
Zenfone Kitkat


Before Update to Kitkat:

  • Make sure no disabled/freeze/deleted apps for stock apps from asus
  • If you lot accept already made modifications delight revert dorsum to master copy firmware (How? Here)

Resources to Download: (Kitkat/4.4.2 Version is V2.19)

Instructions:

  1. Download ADB in addition to Extract it, Download Intel Driver in addition to Install
  2. Download Recovery 
  3. Download Zenfone Firmware 
  4. Copy recovery img to ADB Folder in addition to Copy .zip firmware to ADB folder besides (make certain you lot extract the firmware outset in addition to then re-create to adb folder).
  5. Activate USB Debugging on Your Zenfone in addition to Connect it to PC/Laptop via USB Cable (How to Activate USB Debugging? HERE)
  6. Open CMD at ADB Folder past times Hold Shift+Right Click in addition to Open Command Window Here
  7. Type this on Command Window: adb reboot bootloader and aspect until your zenfone come inwards fastboot mode
  8. When succeed come inwards fastboot in addition to then flash recovery, at Command Prompt type: fastboot flash recovery <filename.img> in addition to aspect until finish
  9. Choose Recovery, when android robot seem press book down+volume upwardly in addition to select update from ADB. Now Flash the firmware via ADB, past times type ADB sideload <firmwarename.zip>
  10.  Wipe Data in addition to Reboot
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