Replacing 4 or 6 Gang 2-way switches improves functionality, safety, aesthetics, and technology, providing a worthwhile upgrade for larger lighting systems.
book qualified electrician to replace the 1,2 Gang 2-way Dimmer switch for you. They can ensure that the job is done safely and correctly, minimizing the risk of damage or injury.
If your 4 Gang 2-way dimmer switch is making a buzzing noise or not working, it is likely that there is a problem with the switch most book to replacement