The Kasa camera blinking red light issue happens when your camera is not receiving internet connectivity. If your Kasa camera can’t connect to the Wi-Fi, power cycle your camera, set the Wi-Fi frequency, or check the “Kasa Smart” app version. If none of the above works, check out the complete troubleshooting methods to resolve this issue. https://smarthomedvices.com/how-to-fix-kasa-camera-blinking-red-light/