Flash Tutorial via ADB sideload

Based on experience with zen 6 bootloop ( stuck at asus logo ) because editing build.prop

Preparing tools :

1. Intel USB Driver for Android ( Download Here )
2. ADB Fastboot Tool (Download Here)
3. Asus Zenfone Firmware (Download From Asus Website, and Put it in the same folder with adb fastboot tools) Zenfone 5  Zenfone 6 (Select OS Android and Choose Your zenfone Model)

Steps:

1. Turn off your zenfone
2. Go to recovery mode by pressing power + volume down, android logo appears press volume up + down and then release volume up (still hold the volume down until recovery) then apply update from ADB option
3. Connect your Zenfone with USB Cable to your PC/laptop
4. Open command prompt in Windows (in the same folder where ADB is located)
5. Check connection by type adb devices if connection successful will be a list of zenfone device
6. Type adb sideload file.zip (file.zip=adjust the filename, asus zenfone firmware that you download earlier)
7. Wait until the process is complete
8. Zenfone will flash to clean thoroughly

This method can be used to downgrade , or that an error during install root ( root will disappear completely )

DWYOR