Inactive Disable Button

DISABLE button in sensors CONFIG page is inactive when sensors disabling is prohibited:

To know the reason why sensor cannot be disabled, click on the Info icon next to the button. New pop-up window containing the description of the reason will open:

When the reason is clear, you can take the necessary steps to enable sensors disabling. In our example these are sensors exclusion from the rule named "Humidity Alarm" and from being included in virtual sensor named "Dew Point".