| NVR Series | Max Recording Channels | Max Playback Channels (New Firmware) | | :--- | :--- | :--- | | | 4–16 | 4 | | Turbo HD (DVR) | 8–16 | 8 | | I-Series (Pro) | 32–64 | 16 | | M-Series (Deep Learning) | 32–64 | 8 (Dual 4K) or 16 (1080p) | | E-Series (Value) | 16 | 4 |
The most immediate fix is to reduce the number of cameras you are trying to watch at once. If you are in a , switch to a 4-window view . Close any cameras you don't immediately need to see. 2. Lower the Playback Resolution (Sub-Stream)
Review who has access to the surveillance feed and audit active connections. | NVR Series | Max Recording Channels |
Hikvision "Maximum Number of Channels Under Playback Reached" New Solution: Complete Guide
Official guidance and support Hikvision’s documentation establishes limits on simultaneous preview and playback for various models; users are advised to consult product manuals and firmware release notes for model-specific constraints. Where configuration changes aren’t possible, contact Hikvision support or authorized integrators for guidance on firmware patches, configuration adjustments, or hardware upgrades. 80 Mbps) is reached
While the "maximum channels" error is primarily about connection limits, insufficient network bandwidth can cause related playback failures that manifest as this error.
You are trying to review security footage, but your Hikvision NVR, DVR, or iVMS-4200 software blocks you with a frustrating error: Where configuration changes aren’t possible
: Older versions of app or device firmware may have bugs that cause premature connection limits. : Check the Hikvision Support Portal for the latest firmware updates for your specific model. Quick Troubleshooting Checklist Restart the Device : Power cycle the NVR/DVR. Check Other Users
High-resolution streams (4K) consume more "outgoing bandwidth." If the NVR's limit (e.g., 80 Mbps) is reached, it will refuse to open additional playback channels . 4. Troubleshooting and Solutions If you are facing this error, follow these steps in order:
Possible causes
If you are using Hikvision on a PC, the limit might be your computer's decoding ability or the network bandwidth. You can lower the stream quality to view more cameras.