Validate Software Update Levels Cluster. You can use this test to help correct issues that are uncovered by one of the System Configuration tests Validate Software Update Levels. Checks to ensure that all device drivers are digitally signed by Microsoft.
Another thing is that one KB - 4462930 is missing on one of the server on other server was installed. I get a warning in the Microsoft Failover Clustering Services validation tool stating The servers do not all have the same software updates. Follow the instructions in the wizard to specify the servers in a planned cluster and the tests.
A failover cluster can run even if some servers have different updates than others.
I get a warning in the Microsoft Failover Clustering Services validation tool stating The servers do not all have the same software updates. I performed cluster validation and all the time I received warnings that servers not running the same updates. If you are using a non-Microsoft plug-in such as one provided by your hardware manufacturer contact the publisher for more information. This example lists the names of all tests and categories in cluster validation.