Use this menu to test individual hardware parts. It verifies components when buying a used phone. Available Tests: Screen: Checks for dead pixels using solid color screens. Touch Panel: Draws lines to find dead touch zones.
These codes help optimize performance, log system bugs, or view component manufacturers. 🎥 Camera Metrics and Sensor Brands *#*#34971539#*#* xiaomi secret code
Codes related to your SIM card, Wi-Fi, and signal. Use this menu to test individual hardware parts
Type the code exactly as shown (including the stars and hashes). log system bugs