You are logged in with an operator account that has lower stream limits than the admin account.
High-resolution playback often triggers this error because it exceeds the NVR's decoding limit. hikvision maximum number of channels under playback reached
If you are using the iVMS-4200 computer client or the Hik-Connect mobile app, the software itself enforces playback limits to protect your device's CPU and RAM. For example, iVMS-4200 often limits simultaneous playback windows based on your local computer's hardware performance or default software configurations. 4. Remote User Limits You are logged in with an operator account
In the app (Hik-Connect), change the video quality to "Basic" or "Sub-stream" instead of "HD" or "Main Stream" to reduce the bandwidth load. Stop Concurrent Viewing: Stop Concurrent Viewing: Regardless of where you see
Regardless of where you see the message, it indicates that your system's resources—whether processing power, network bandwidth, or decoding capacity—are overwhelmed at that moment.
: Your NVR has a maximum outgoing bandwidth limit (often 80Mbps for entry-level 16-channel units). If your total bitrate exceeds this, you will receive streaming errors.
Streaming multiple channels of recorded video from an NVR to a computer or phone pulls massive amounts of data across your local network or the internet. If the bandwidth required exceeds the available upload speed of the NVR's network, the system will cap the channels and throw an error. 4. Concurrent User Limits