Been looking around for solid guidance on how to accomplish that and I'm reading conflicting information. Is there a guide on how to migrate from our current Exchange 2010 SP3 multi-tenant config to Exchange 2013 also multi-tenant?
Thanks in advance
Refer to below links might helps you to get in detailed: https://social.technet.microsoft.com/Forums/exchange/en-US/fc86e5f5-70ae-484b-adad-288e457b7981/migrate-multitenant-exchange-2010-sp1-with-hosting-to-exchange-2013-cu1?forum=exchange2010hosters
https://solidcp.com/forum/question/migrating-from-exchange-2010-sp3-mult-tenant-to-exchange-2016-multi-tenant-in-dag/
Hope this helps!
Migrate mailboxes, Public Folders, Outlook profiles and rules and GAL etc. to-and-fro Exchange Servers and Office 365 with LepideMigrator for Exchange