Browser security settings blocking local execution. Fix: Add device IP to Trusted Sites (Internet Options → Security → Trusted Sites → Sites → Add IP). Also disable "Protected Mode" for Trusted Zones.
If you encounter other problems like the plugin not loading at all, try these steps:
Most Dahua devices provide the plugin directly through their web interface, but manual methods also exist: nacl web plugin dahua download full
Use SmartPSS or DSS Express software (Dahua's official standalone desktop applications).
H.265 video encoding or WebRTC conflict. Fix: Inside the Dahua web interface: Browser security settings blocking local execution
If you must use a plugin, use Edge's "Reload in Internet Explorer mode" to run the original ActiveX plugin.
: Once installed, close all instances of Chrome or Edge and reopen them to apply the plugin. Modern Alternatives & Workarounds If you encounter other problems like the plugin
| Component | Recommendation | |-----------|----------------| | | Windows 10 or Windows 11 (32‑bit or 64‑bit) | | Browsers | Internet Explorer 11 (best), Chrome (legacy), Pale Moon 32‑bit, Firefox (some versions work without plugins) | | Supported Devices | Dahua IP cameras, DVRs, NVRs (check your model’s documentation) | | Network | Computer and device must be on the same local subnet for initial setup |
: You can often force a download by appending /webplugin.exe to your device's IP address (e.g., http://192.168.1 ).