Windows XP-era webcams work best with software from the same time period. , which was built into Windows XP, is a simple and effective tool for basic video calls, especially on a local network. For broader internet communication, an older version of Skype (like version 3.8.0.188) is known to work well, especially when combined with ManyCam to resolve driver issues.
To view your webcam remotely, ensure you have forwarded Port 8080 (default) in your router settings.
The update refined the "hotspot" detection system. You can define specific areas of the frame to trigger alerts, reducing false positives from background movement like trees or shadows.