Are You Making These Common Smart Home Mistakes? Find Out!30.What is the first step if a smart home hub emits a burning smell?100%Next Post Correct Incorrect Unplugging the device and seeking support ensures safety in case of a malfunction. 30.What is the first step if a smart home hub emits a burning smell? Unplug it and contact support Continue using it to diagnose the issue Spray it with air freshener Update its firmware immediately 100%