Android Secret/Hidden codes 2017

 *#06# – IMEI (International Mobile Station Equipment Identity) number – essential in case your device is stolen and you want to block the thief from accessing your network
 *#*#7594#*#* – Make Power button turn off your device without displaying menu
*#*#4636#*#* – Display information about phone, battery, usage and WiFi
*#*#7780#*#* – Factory reset (deletes app data and apps, not firmware)
*2767*3855# – Complete phone wipe, including firmware (not to be used lightly!)
*#*#273283*255*663282*#*#* – Back up all your photos and videos
*#*#1472365#*#* – Test your GPS
*#*#1234#*#* – Display phone firmware and PDA info
 

androidpit-secret-testing-menu-w782
You can access the above screen on most Android devices by entering*#*#4636#*#* on the dialpad.
 

*#*#232338#*#* – Show WiFi Mac address
*#*#8255#*#* – Access GTalk Service Monitor
*#*#36245#*#* – Access Email debug info Email
*#*#225#*#* – Events calendar
*#*#426#*#* – Debug info for Google Play Service
*#*#759#*#* – Access Google Partner Setup

#Samsung SECRET Codes :-
 

*#*#34971539#*#* – Show all camera information
*#*#197328640#*#* – Enable test mode for services
*#*#232339#*#* – Wireless LAN test
*#*#1575#*#* – Test your GPS (alternative to generic Android GPS test)
*#*#0*#*#* – Test your LCD display
*#*#4986*2650468#*#* – Display crucial phone information (PDA, Hardware, firmware etc.)
##778 (followed by the Call button) – EPST menu
#HTC SECRET Codes New :-
*#*#3424#*#* – HTC function test Program
*#*# – HTC Info menu
*#*#8255#*#* – Launch GTalk Service Monitor
##3424# – Diagnostic mode
##3282# – EPST menu
##8626337# – VOCODER
##33284# – Field trial menu
##786# – Reverse Logistics Support
##7738# – Protocol Revision

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