Optima Key Supervisor Error !!top!! Jun 2026

: If the system underwent a recent firmware update (e.g., Optima v2 Selector), older supervisor keys may no longer meet the updated security handshake requirements. Access Level Lockout

You are developing on the Tuya IoT platform or using an app that integrates "Optima" devices, and you receive a Key Supervisor API error. optima key supervisor error

If the specific solutions above did not resolve your issue, follow this logical flow: : If the system underwent a recent firmware update (e

If the light on the USB dongle is off or blinking red, try moving it to a different port. Optima v2 Selector)