Configure your smart switch to work with Tasmota open source firmware.
Tasmota Archives
ESP8285/TYWE3S] Light switch with WiFi/RF Appio 9605 (no neutral) - Tasmota
SOLVED] King Smart (KingArt?) Switch Tuya panel V2021.10 - voltage indication when turned off - Hardware - Home Assistant Community
Sonoff, Tasmota, HE, Hue Bridge emulation. Use Case - Migrating to Hubitat - Hubitat
Looking for HomeKit or Tasmota compatible, glass, triple gang switch cluster : r/homeautomation
Buy Wholesale China Factory Outlet Smart Switch Tasmota Home Assistant Single-pole Switch & Wi-fi Smart Switch at USD 3
Another Athom Day - Scargill's Tech Blog
ATHOM Pre Flashed Tasmota ESP8266 Based WiFi Switch Key 1/2/3 Gang Neutral Needed - AliExpress
WiFi Smart Switch 3 Gang Switch Configuration for Tasmota