You can find all secret codes for Samsung Galaxy S21 Series .you will get all Secret Codes for the Samsung Galaxy S21 to test Hardware and software, impotent, backup, reset, and other tests. . Using those codes you will find lot of hidden features on your device screen. This information is intended for experienced users, These codes are used by developers and Companies to change some system configurations . So use it at your own risk
Samsung Galaxy S21 Series Secret Codes and Hacks List 2021
Using these secret codes on your Samsung Galaxy S21, S21 Plus & S21 Ultra. you will be able to unlock hidden features of your smartphone. Below is the list of all working Samsung Galaxy S21 Series Secret Codes And USSD codes.
| Check Your IMEI Number | *#06# |
| Check Software Version | *#1234# |
| Test Menu | *#0*# |
| Advanced Service Mode | *#2683662# |
| Battery Status | *#0228# |
| USB Settings | *#0808# |
| Advanced Firmware Version | *#2663# |
| LCD display test | *#*#0*#*#* |
Check Hardware Version |
*#2222# |
| Battery status | *#9998*228# |
| Reset On Fatal Error. | *#9998*947# |
| Display information | *#*#4636#*#* |
| QC Test | *#*#64663#*#* |
| Display information about Android Phone, Battery, and Usage stats | *#*#4636#*#* |
| Reset Android device. Erase all of your device data like photos, apps, and settings, etc. | *#*#7780#*# |
| Android Device Ram version | *#*#3264#*#* |
| This code displays a touch-screen version | *#*#2663#*#* |