If you are using Windows Defender anti-malware, direct it to update its definitions from https://www.microsoft.com/en-us/wdsi/definitions before you install SpotCollector 9.1.6 This release - prevents the processing of incoming spots from being stopped by an erroneous interaction between band filter updating and the prune, compaction, and clear functions (tnx to Jose N4BAA, Jeff N1KDO, and CJ WT2P) - increases the Spot Queue depth to 1024 - with Pre-filtering of DXCC entities or Continents enabled, checks incoming spots for the presence of an override and, if found, Pre-filters based on the DXCC entity and Continent specified in the override (tnx to Björn SM7IUN) - updates the Prefiltering.htm documentation files Notes: 1. Update your firewall and anti-malware applications to consider the new versions of SpotCollector.exe and SC_WSJTX.exe to be "safe" a. 0/14 Jotti scanners detected malware in SpotCollector.exe b. 0/68 VirusTotal scanners detected malware in SpotCollector.exe c. 0/13 Jotti scanners detected malware in SC_WSJTX.exe d. 2/68 VirusTotal scanners detected malware in SC_WSJTX.exe e. SpotCollector.exe and SC_WSJTX.exe have been submitted to "Microsoft Security Intelligence" and found free of malware. 2. If this upgrade doesn't work correctly, see the "After an Upgrade" section of http://www.dxlabsuite.com/dxlabwiki/ApplicationStoppedWorking 3. After upgrading, to revert to the previous version of SpotCollector, see http://www.dxlabsuite.com/dxlabwiki/RevertApplicationVersion SpotCollector 9.1.6 is available via the DXLab Launcher, and via http://www.dxlabsuite.com/download.htm 73, Dave, AA6YQ