Ctronics Firmware Update [new] Info
These are modern, ONVIF-compliant models. They often support OTA (Over-the-Air) updates via the mobile app (CamHIP or IPC360), though the success rate is middling.
Usually: Settings → System → Maintenance → Firmware Upgrade Or Advanced → Upgrade . ctronics firmware update
This is usually a bug in the notification system. Perform the update once. If the notification persists, clear the app’s cache or reinstall the Ctronics app. These are modern, ONVIF-compliant models