Add the light button to intercom

My old house intercom has a button to switch on the house floor light. I wan’t ring intercom to switch on the light as well. How is this possible?

Hi @tispokes , thank you for reaching out to the Ring Community!
Unfortunately, Ring Intercom doesn’t support switching on/off the lights.
Ring Intercom upgrades existing audio intercom handsets to offer increased peace of mind and convenience for apartment dwellers. With do-it-yourself installation alongside your existing intercom, Ring Intercom lets you speak to visitors from anywhere via Two-Way Talk and provide access to your apartment building from anywhere.
For more details, please visit