'Secret Codes' - List all of Samsung secret codes (HiddenMenu) on your device. Note: You may need ROOT to launch secret codes (use 'Launch 0' method). 'Firmware Browser' - Browse for the stock firmwares available online, for your phone and for any other Samsung model.
News. Mobile Phones. 13 Secret Codes That Unlock Hidden Features on Your Phone. The USSD protocol allows you to access hidden features you didn't know about right from your smartphone's dialer. *#*#225#*#* Displays calendar storage information. *#*#426#*#* Displays the Firebase Cloud Messaging (FCM) diagnostics page or information related to Google Play Services. *#*#759#*#* Displays TechNastic published a list of other Samsung secret codes recently. You can use these codes on almost all devices from the S5 to the S20 line, as well as the Note 4 to Not 20, Galaxy A to Step 1. Open the dialer app on your Samsung device. Step 2. Dial the secret code you want to use. Secret codes are a combination of numbers and symbols that can perform specific functions on your device. Step 3. Once you dial the code, press the call button. ioMT.