@GRL Thank you for your post. If both of your routers and the SG3428X are managed by the same Controller, we can follow up via email. Meanwhile, please also grant us Cloud Access so we can review the...

@GRL You're right—I double-checked, and V2.3.0 indeed cannot be downgraded.

@Magic_Malte Thank you for your post. Please try adjusting the configuration and then check whether the VPN can be established successfully. For example, in a WireGuard VPN setup, make sure the...

@OndrejCZE For the ER7206 V2, the WireGuard VPN throughput is 341.3 Mbps; you can find this figure in the official Spec or Datasheet on our website. Datasheet&Specification

@MiroI When you say “no audio,” do you mean there is no sound during live view or playback in both the NVR GUI and the web interface? Please go to NVR → Settings → Camera → Stream → Audio and see if...

@calande We recommend that you disable Human Detection and enable only Motion Detection. Then, under the Smart Detection settings for that Motion Detection event, check the Human Detection option....