Why the need for service codes

As for other smartphone manufacturers and smartphones manufactured by HTC, there are service codes. They allow you to view information about the smartphone, test it, some features and change settings. Mainly the service, or as they are called secret codes that engineers and technicians repairing phones, but also they are useful to regular users. But exercise enter, you must be careful because wrong entry of the service code may damage your expensive gadget.

Service codes


  • When you enter the code *#*#4636#*#* on the screen displays complete information and statistics of its use. If you wish, you can view the status of the battery.
  • When you enter the code *#*#7780#*#* it becomes possible to reset all of its settings and to set factory settings. When you install factory settings will delete all the system settings and application settings installed in your device. Be removed and your Google account settings and apps that you download to your device. Setting to factory settings will not delete just user files stored on the flash card.
  • When you enter the code *2767*3855# will be reinstalling the firmware of the device.
  • The code *#*#34971539#*#* will allow you to update the firmware of the camera device with a memory card and also look at the number of firmware updates. When you turn off the HTC, the screen displays a menu where you can select operation modes of the Communicator.
  • If you have any desire to turn the phone off immediately if you press the "End call", you must enter the following code *#*#7594#*#*.
  • When you enter the code *#*#273283*255*663282*#*#* you can change to menu for copying files. Here you can backup the audio, video, and images and photos.
  • When you enter the code *#*#526#*#* WLAN test starts.
  • If you enter the code *#*#232338#*#*, the screen of HTC is displayed the router's Wi-Fi.
  • For testing GPS, you will need to enter the code *#*#1472365#*#*.
  • To test Bluetooth you will need to enter the code *#*#232331#*#*, but in order to see the ' Bluetooth devices need to enter the code *#*#232337#*#.
  • To call the service menu of GTalk on your device, HTS, you will need to enter the code *#*#8255#*#*.
  • To view FTA SW version FTA HW and you will need to enter codes *#*#1111#*#* or *#*#2222#*#*, respectively.
  • To see information about PDA, Phone, H/W, RFCallDate you need to dial *#*#4986*2650468#*#*.
  • To see information about PDA, Phone, CSC, Build Time, Changelist number you want to dial *#*#44336#*#*.
  • When you enter the code *#*#0*#*#*, on the HTC will launch the test screen.
  • When you enter the code *#*#0289#*#* start testing of audio section.
  • In order to test vibration and backlight, you will need to dial *#*#0842#*#*.
  • To test the touch screen you need to enter *#*#2664#*#*.
  • To test the proximity sensor, you must enter *#*#0588#*#*.