remote: Permission Denied Asus Zenfone 2
To solve you problem execute the following :


Boot your Phone into TWRP Recovery.
Plug your phone to PC and make sure it is recognized by adb you can run adb devices command to check.
on you Phone TWRP go to wipe &gt; advanced wipe  check data ,cache and system then swipe the swipe zone in the bottom
Now go back to the home of TWRP and navigate to Advanced &gt;&gt; ADB sideload swipe where it is written Swipe to Start Sideload
go to you PC and fire up a terminal or a cmd (depend on your operating system) and type this command adb sideload path/to/you_firmaware.zip
Your phone will start flashing the zip wait until it's done and then reboot your system.
the first boot may take awhile be patient.