Hidden Android Secret Codes For Smartphones and Tablets

 One of the best practices among the  computer geeks is to depart ‘backdoors’ among the code, that basically enables  with information to induce into the system at a far deeper level but easy when comes to an end-user. These backdoors aren’t continuously with a malicious intent; most of the time, they permit the OEM or applied engineer to work on the system for troubleshooting, usual modes of access are blocked. they will be quite friendly and useful if you recognize what you’re doing.
Smartphones have an honest share of those similarly, wherever they’re typically called secret codes. These numeric/symbolic sequences enable you to access hidden menus, diagnostic tests, areas that might amendment a number of the foremost basic parameters of your device. These secret codes, in fact, haven't been exclusive to smartphones, however have long been an area of the dumb-phones and so the feature-phones before most major OEMs joined the smartphone bandwagon. For those devices that run robot, bound codes area unit shared across the board, and hence, may be used on a spread of devices.

Hidden Android Secret Codes

• To know IMEI Number: *#06# 
• To know RAM Memory version: *#*#3264#*#*
• To know FTA SW version: *#*#1111#*#*
• To know FTA HW version: *#*#2222#*#*
• To know Touchscreen version: *#*#2663#*#*
• For testing Bluetooth: *#*#232331#*#*
• To display/show Bluetooth Physic Address: #*#232337#*#
• For testing secret GPS: *#*#1472365#*#*
• For testing other GPS: *#*#1575#*#*
• For testing WiFi/Wireless LAN of phone: *#*#232339#*#* or *#*#528#*#* or *#*#526#*#*
• To display/show Wi-Fi MAC Address: *#*#232338#*#*
• For testing Vibration and Back-light of device: *#*#0842#*#*
• For testing Proximity/Distance Sensor: *#*#0588#*#*
• For testing Touchscreen: *#*#2663#*#*
• Only For Audio Test: *#*#0289#*#* or *#*#0673#*#*
• To open Service Mode: *#*#197328640#*#*
• To Know Hidden Service Menu (Motorola Droid): ##7764726
• Field Test: *#*#7262626#*#*
• To Format your phone: *2767*3855#
• To Restore all your Factory Settings: *#*#7780#*#*
• To create Immediate backup for multimedia files: *#*#273282*255*663282*#*#*
• To display Phone Info: *#*#4636#*#*
• To Know Camera Information: *#*#34971539#*#*
• To know about Software & Hardware Information: *#12580*369#
• To display/open HSDPA/HSUPA Control Menu: *#301279#
• To start GTalk Monitoring: *#*#8255#*#*
• To get PDA, Phone, H/W and RF Call Date: *#*#4986*2650468#*#*
• Opens Build Time and Change List number: *#*#44336#*#*
• Packet Loopback Test: *#*#0283#*#*
• LCD Display Test: *#*#0*#*#*
• Enter Service Menu (on New Phones): *#0*#
• Diagnostic Configuration: *#9090#
• USB Logging Control: *#872564#
• System Dump Mode: *#9900#
• View Phone Lock Status: *#7465625#
• Starts Emergency Dial Screen to unlock PUK Code: **05**#
• Activates Voice Dialing Logging Mode: *#*#8351#*#*
• De-activates Voice Dialing Logging Mode: *#*#8350#*#*
• Changes the behavior of Power button: *#*#7594#*#*

Many people feel its hard to remember these many codes for your android devices. Don't worry and install android secret codes app which is free from google store and have fun.