android secret code hiden old ond latest solution

•  *#*#4636#*#*

this shows the following information about your phone and battery

phone infomation
battery information
battery history
usage statistics

• *#*#232338#*#*  shows wifi MAC addess
• *#*#1472365#*#* GPS test
• *#*#1575#*#* another GPS test
• *#*#232337#*#* bluetooth test
• *#*#232337#*# show bluetooth device addrewss
• *#*#1234#*#* PDA and phone
• *#*#1111#*#* FTA SW version
• *#*#0283#*#* packet loopback
• *#*#3264#*#* RAM version

 related post

• samsung secrete code
• nokia secret code