The following Hotfix after install Windows will can’t print Dot Matrix Printer
Windows 7/2008 R2 – KB4041678 and KB4041681
Windows 7 Update is KB4048957 and KB4048960
Windows 8/2012 R2 – KB4041693
Windows 10/2016 – KB4041676 and KB4041691
Windows 10 Update is KB4048955 and KB4048954
Windows 2012 Update is KB4048958 and KB4041777
Exchange 2010 SMTP mal-funtion every 6 hours
kb4338818 (hotfix kb4338821 solve kb4338818 smtp problem)
Outlook Search and Index Problem
Windows Server 2012 R2 with Hyper-V and SEP may dead network
KB4480963 and KB4480064 (10-Jan-2019)