How To Use Secret Codes On Infinix Note 11 -

This reveals the FTA SW Version (software version). It tells you the exact build number of XOS you are running. Helpful when checking for OTA updates.

Once inside Engineering Mode (use the code above), you can manually test specific parts: How to Use Secret Codes on INFINIX Note 11

| Component | Navigation Path in Engineering Mode | |-----------|--------------------------------------| | Touchscreen | Hardware Testing → Touch Screen → Handwriting Test | | Proximity Sensor | Hardware Testing → Sensor → Proximity Sensor (cover/uncover the top of the phone) | | Accelerometer | Hardware Testing → Sensor → G-Sensor (place phone flat, then tilt) | | Rear Camera | Hardware Testing → Camera → Main Camera (check focus and image) | | Front Camera | Hardware Testing → Camera → Sub Camera | | Audio Loopback | Hardware Testing → Audio → Normal Mode (speak into mic, hear through earpiece) | | Fingerprint Sensor | Hardware Testing → Fingerprint → Self Test | This reveals the FTA SW Version (software version)

This tests the microphone and speaker loop. Speak into the mic; you should hear your voice delayed. If not, your mic is broken. Once inside Engineering Mode (use the code above),