During this process, there can be some disruption, Microsoft said, as mailboxes will be temporarily paused; however, enterprises can plan around this by performing upgrades overnight, on the weekend, or when offices are otherwise closed.
Microsoft pointed out that the move to SE is unlike previous releases, as it does not contain a major code upgrade and does not have any major changes. No new license keys are required, no features were added or removed, no installation prerequisites were changed and there are no Active Directory schema changes.
While there’s little time left, analysts advise organizations still on Exchange 2016 or 2019 to build a migration strategy, plan extensively, and assess infrastructure needs to avoid migration headaches. Beyond budgeting for extra costs, they said, it’s also helpful to have project managers, IT personnel skilled in Exchange, and support from vendors skilled in migration available during the changeover.
Read the full article here
