This is often a display driver conflict. In the Console settings, go to Options > Monitoring and toggle the "Use Advanced Compression" setting. This often resets the video stream and restores the visual feed. Step-by-Step Installation Recovery
The "fix" for this version typically refers to resolving connectivity issues or authentication errors between the management console and the remote agent. Common Fixes for v5.8.20 Net Monitor For Employees Pro v5.8.20 Fix
Performance and stability