SAMSUNG Galaxy A21s Secret Codes
Here you can find all secret codes for SAMSUNG Galaxy A21s. Check out how to enter hidden mode and use advanced options of Android 10. Let’s get access to secret information about SAMSUNG Galaxy A21s.
SAMSUNG Galaxy A21s hidden features
| Code | Description |
|---|---|
| *#06# | IMEI Number |
| *#0*# | Test Mode |
| *#0228# | Battery Status |
| *#0808# | USB Settings |
| *#1234# | Firmware Version |
| *#2663# | Advanced Firmware Version |
| *#0011# | Service Mode |
| *#26833662# | Advanced Service Mode |
1. *#06# Checking the IMEI and Serial Number.
2. *#0*# Test Menu – In this test menu, you can test most functions of SAMSUNG Galaxy A21s. LCD display, touch functionality, LED lights, front and rear cameras, etc.
3. *#0228# Battery Status – This code is useful for knowing every information about the SAMSUNG Galaxy A21s battery.
4. *#0808# USB Settings – This menu allows you can change the way your SAMSUNG Galaxy A21s will be recognized by PC/Laptop when you are connected with a USB cable. Modes like Mass Storage, MPT, ADB, etc.
5. #1234# Firmware version – Here you can check here your SAMSUNG Galaxy A21s Firmware Version and Model Name.
6. *#2663# Advanced Firmware Version – In this menu, you can check the TSP FW Version, Touch key FW version, MCU/BINFW Version, and WIFI Version.
7. *#0011# Service Mode will let you check some details like Network Connection details, Serving Cell Info.
8. *#2683662# – Advanced Service Mode – This code will give you access to various functions of SAMSUNG Galaxy A21. e.g.; You can test 2G 3G LTE WIFI, etc., and check SIM information, antenna, all SW versions, IMEI, and many other things.
