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 '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. .

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