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Part 5 - Install and Configure Exchange Server 2019 - MS Expert Talk
Introduction Just like previous version of Exchange, Exchange 2019 installation also creates a default database with the name “Mailbox Database 123456789” in default installation directory. In my case, the default database is being created in “C:\Program Files\Microsoft\Exchange Server\V15\Mailbox\” as I have installed Exchange Server 2019 in default directory. It’s not recommended to install Exchange server on operating system drive. For me, the very first task after Exchange 2019 installation is to rename the default database as per the naming convention