The "Control Locked" light is

The Control Lock prevents unintended use of the washer. You can also use the control lock feature to prevent unintended cycle or option changes during a cycle. When CONTROL LOCKED is lit, all buttons are disabled except for Pause/Cancel and Start.

You can lock the controls while the washer is operating.

To lock the controls:

Select and hold DRAIN & SPIN for 3 seconds. The CONTROL LOCKED status light glows.

To unlock the controls:

Select and hold DRAIN & SPIN for 3 seconds or until the CONTROL LOCKED Status light turns off.