defectivechange

noun
UK /dɪˈfɛktɪv tʃeɪndʒ/
US /dɪˈfɛktɪv tʃeɪndʒ/

A change that is broken or not working the way it should.

The toy robot stopped moving because of a defectivechange in its wiring.


OTHER MEANINGS

2. A modification to a product that makes it worse instead of better.

The new update was a defectivechange that made the app crash.

3. A switch or adjustment that does not function correctly.

The lamp flickered because of a defectivechange in the dimmer switch.

4. An altered plan or decision that contains a serious mistake.

The team lost the game due to a defectivechange in their strategy.