

To convert a regular mailbox to a shared mailbox, follow the below steps: How to Convert a User Mailbox to a Shared Mailbox? And do not destroy the user mailbox after the conversion because the shared mailbox will need it as an anchor to work. Otherwise, the conversion option will not be visible. Note: An important thing to note before proceeding with the conversion process is that the user mailbox must be assigned a license and reset the password before converting to the shared mailbox. To avoid this cost of licensing, a user can convert a mailbox to a shared mailbox. These mailboxes will operate without a license for 30 days. Scenario 3: When a manual migration method such as cut-over or staged migration is performed when migrating to Office 365, shared mailboxes are migrated as user mailboxes. Now the conversion can be followed for the release of license and data reference. Scenario 2: When some ex-employee has left the organization and his user mailbox with a license needs data backup. Scenario 1: When an organization needs to share that particular set of information from a user mailbox to multiple users and with the help of that data needs to work on the same project as a team. But why does anyone want this conversion? Let us understand through some scenarios. Office 365 allows regular mailboxes to be converted to shared mailboxes and shared mailboxes to regular user mailboxes.

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