How to Run Hardware Test on Xiaomi Devices

ENGINEERING MODE let’s MIUI users to run hardware test of their devices to ensure whether each hardware components are functioning properly or misbehaving

Method 1:

Go to Settings -> About Device, then keep tapping on Kernel Version unless you trigger ENGINEERING MODE window.

Method 2 (May not work on all devices):

Go to Dialer and type *#*#64663#*#*. If it doesn’t trigger ENGINEERING MODE automatically, then press call button.