CODEFUNCTION
*#*#64663#*#*Access test menu
*#06#Show phone's IMEI
*#07#Displays the Specific Absorption Rate (SAR) value of the device
*#*#225#*#*Displays calendar storage info
*#*#426#*#* Google Play Services info or Firebase Cloud Messaging diagnostics (Select devices only)
*#7465625#Device lock status
*#9900# System dump mode
##778 (+green/call button)EPST menu