Yhs-113-ir Firmware: __top__
Write down the full string and any "Hardware Version" number. Some firmware is tied to specific hardware revisions (e.g., V1 vs V2).
If you encounter a "pairing timed out" error after a firmware update, try resetting the camera and ensuring you are on a 2.4 GHz Wi-Fi network, as 5 GHz is not supported. Yhs-113-ir Firmware