: Use a reliable Power over Ethernet (PoE) switch or a dedicated 12V DC power supply. A power loss during a firmware flash will ruin the device.
When to contact support
You must perform the update through a web browser on the same network as the camera.
Official firmware can be found through the following authorized channels:
The SADP tool refreshed. The status changed from to Online . An IP address populated the field: 192.168.1.105 .
Some users utilize sites like Softpedia for archived versions, such as V5.7.23 , which addresses critical security vulnerabilities like CVE-2025-45851. How to Update Your DS-2CD1021-I
Once you have downloaded the correct firmware file (usually a .dav file) and unzipped it, follow these steps to update your camera: Method 1: Via Web Browser (Recommended)
Firmware updates are sensitive operations. Observe these crucial steps to avoid damaging your device:
