The April 2019 Cumulative Update for Windows 10 launched this “patch Tuesday” (ninth April), bearing knowledgebase code KB4493509, is found to trigger machines with cluster shared volumes (CSVs) to develop into unresponsive upon restart after putting in the replace. Installation of cumulative updates forces system restart as Windows shuts down sure companies and drivers to a bare-minimum state so it may overwrite system information. This newest difficulty of system freezing is prompted on machines with incompatible safety software program, reminiscent of ArcaBit, nonetheless, customers over at Ten Forums noticed Avira Antivir to point out the identical incompatibility. Microsoft has since listed this incompatibility as a Known Issue within the description web page of KB4493509. All variations of Windows 10 will quickly have the ability to defer updates, letting customers stop buggy updates from being mechanically put in. Currently solely Windows 10 Pro and Workstation present this characteristic.