Enable Office 365 Archive Mailboxes

Enable an Archive Mailbox in Exchange Online

Enabling an archive mailbox in Exchange Online enhances your storage capabilities by preserving older emails without deletion. With storage options ranging from 50GB to 100GB, and higher-tier plans extending capacity up to 1.5TB per user, archive mailboxes are exclusively cloud-based. This ensures secure storage of archived emails in the cloud, without occupying space in your email client. For migrating archive mailboxes using EdbMails Office 365 migration software, it's essential to first enable the online archive feature in Office 365 Exchange Admin Center.

Methods to Enable Office 365 Archive Mailboxes

You can choose one of the following methods to enable archive mailboxes in Exchange Online:

• Method 1: Exchange admin center
• Method 2: Windows PowerShell Commands

Steps to Enable Archive Mailboxes using Office 365 Exchange Admin Center

1. Login to Office 365 Exchange Admin center
2. Navigate to ‘Recipients’ > ‘Mailboxes’ from the left pane

   

3. Choose the user whose archive mailbox you want to enable. In the resulting pane, navigate to the ‘Others’ tab and click ‘Manage mailbox archive’

   

4. Then, switch the toggle to ‘Enabled’ and click the ‘Save’ button

   

Windows PowerShell Commands to Enable Archive Mailboxes

Run the below Windows PowerShell commands (Run As Administrator)

Run the following command to install Exchange Online PowerShell Module if it is not installed

Install-Module -Name ExchangeOnlineManagement

Execute the below command and connect to your Office 365 account using the Global Admin account.

Connect-ExchangeOnline