For many Samsung users—especially those on carriers like Verizon or AT&T where standard dialer codes (like
If your phone dialer is locked or unavailable, entering this after the master code may allow you to test your screen, vibration, sensors, and speakers. Standard Dialer Codes (Alternative Method) samsung calculator secret codes
This is the big one. This menu lets you run hardware tests (touch screen, vibration, camera, sensors). For many Samsung users—especially those on carriers like
View advanced network information like signal strength and frequency bands. Useful "Non-Secret" Calculator Features samsung calculator secret codes