Today the Exchange CXP team released the following update rollups to the Download Center. All three releases cover Security Bulletin MS12-080. Because this is a security release, the updates will...
Updated Jul 01, 2019
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Released: Update Rollup 5 v2 for Exchange 2010 SP2, Exchange 2010 SP1 RU8 and Exchange 2007 SP3 RU9
In the prereqs, it says we need to remove any previous Exchange updates installed? Do we really have to go and unsistall any exchange updates and RUs before? Has anyone done this or not? what is the difference and why is it a "prerequisite"?