lets Enable Camera 2 API on Asus Zenfone Max PRO M2 to Use Google Camera.
Setup adb and fastboot drivers on your laptop/pc
downlaod the latest adb folder and extract it
on your phone, go to settings >> system >> about phone and click on build no. 7 times to enable developer option
go to developer option and enable USB debugging
power off your device and go to fastboot mode, (press and hold Volume Up + Power Key for 5 seconds)
connect your device to your laptop/pc using micro usb cable
go to the extracted adb folder and press & hold SHIFT key on your PC and at the same time right click
now click on Open Powershell window here or Open Command Window Here (on Win 7)
now run the following commands:
fastboot oem enable_camera_hal3 true
after this you will get a success message OKAY, FINISHED.
congratulations, you have successfully enabled Camera 2 API on your Asus Zenfone Max PRO M2, now just head over to the Google Camera PORTS page and downlaod the Port of Senior XDA Developer Arnova, Download From Here