FactoryKit Mode in ASUS Zenfone Max - Test Menu / Secret Mode

How to enter factory mode in ASUS Zenfone Max? How to open factorykit mode in ASUS Zenfone Max? How to find the test menu in ASUS Zenfone Max? How to quit factorykit mode in ASUS Zenfone Max? You may open the FactoryKit Mode in ASUS Zenfone Max by using the secret code on your calculator app. Then you can test some hardware and features on your phone for example LED, Speaker, Camera, Keypad. You can also perform the Auto Test and read the test report. More Info: http://www.hardreset.info/devices/asus/asus-zenfone-max-zc550kl/