Upgrade windows 2012r2 to 2016 on smp 8.5 server June 5, 2019June 7, 2019 Symantec Community Symantec I need a solution Is there any best practice to perform this? 0 Related:No Related Posts Posted via RSS on June 5, 2019. Article originally published by Symantec Community at https://www.symantec.com/connect.