If you are using Window Defender Antivirus (Windows 10), update it to its latest malware definition in before installing or upgrading to PropView 2.0.0. This release increases the number of URLs from 2 to 4 in the "Propagation Web Sites" panel on the Main window's "Parameters" tab, and initializes the third URL to which provides a forecast of the K-index over the next 72 hours. Notes: 1. Update your firewall and anti-malware applications to consider this new version of PropView to be "safe" Virus total: 2 of 70 engines detected malware (PropView can start a propagation prediction engine, a capability evidently misconstrued) Jotti: 0 of 15 engines detected no malware Microsoft Security Intelligence: no malware detected 2. If this upgrade doesn't work correctly, see the "After an Upgrade" section of 3. After upgrading, to revert to the previous version of PropView, see PropView 2.0.0 is available via the DXLab Launcher and via 73, Dave, AA6YQ