How to Fix Hall Effect Joystick Drift / Not Centering on the 8BitDo Ultimate 2C Wireless Controller
Causes a stick to wander or sit off-center on the Ultimate 2C even though it uses wear-resistant Hall Effect joysticks without physical contact wear. On this model the symptom is almost always a disturbed stick calibration, an interfering remap, low battery voltage, or stuck firmware state rather than physical component failure, and it is corrected with recalibration in 8BitDo Ultimate Software V2.