List all Samsung secret codes (HiddenMenu) on your device. Note: you may need ROOT to launch secret codes (use the “ Launch 0 ” method). Check the stock firmwares available online, for your phone and for any other Samsung model. Check the IMEI for validity by calculating the check digit (according to Luhn’s algorithm).
Supported Android
{4.0 and UP}
Supported Android Version:-
Jelly Bean(4.1–4.3.1)- KitKat (4.4–4.4.4)- Lollipop (5.0–5.0.2) – Marshmallow (6.0 – 6.0.1) – Nougat (7.0 – 7.1.1) – Oreo (8.0-8.1) – Pie (9.0)