03/29/2021 - Release Notes - DW Spectrum IPVMS Software Update v4.2.0.32660 05/03/2021 - Release Notes - DW Spectrum IPVMS Software Update v4.2.0.32842 07/12/2021 - Patch Notes - DW Spectrum IPVMS Software Patch v4.2.0.33124 09/03/2021 - Patch Notes - DW Spectrum IPVMS Software Patch v4.2.0.33307 10/04/2021 - Patch Notes - DW Spectrum IPVMS v4.2.0.33580 Patch Notes 11/01/2021 - Patch Notes - DW Spectrum IPVMS Software Patch v4.2.0.33830 11/11/2021 - Release Notes - DW Cloud Portal Update v20.2 12/09/2021 - Release Notes - DW Spectrum Mobile Application Update v21.1.34070