Check mailbox size exchange admin center

To check the mailbox size in Exchange Admin Center (EAC), you can follow these steps:

  1. Log in to the Exchange Admin Center (EAC) using your admin credentials.
  2. Click on the "Recipients" tab.
  3. Select the mailbox you want to check from the list of recipients.
  4. Click on the "Mailbox" tab.
  5. Scroll down to the "Mailbox settings" section.
  6. Look for the "Mailbox size" field, which displays the current size of the mailbox in megabytes (MB).

Alternatively, you can also use the Exchange Management Shell (EMS) to check the mailbox size. To do this, follow these steps:

  1. Open the Exchange Management Shell (EMS) on your computer.
  2. Run the following command to check the mailbox size:
    Get-Mailbox -Identity <mailbox_name> | fl TotalItemSize

    Replace <mailbox_name> with the actual name of the mailbox you want to check.

This command will display the total size of the mailbox, including all items such as emails, contacts, and calendar items.

Note: You can also use the Get-MailboxStatistics cmdlet to get more detailed information about the mailbox, including the size of the mailbox, the number of items, and the last logon time. For example:

Get-MailboxStatistics -Identity <mailbox_name> | fl

This will display a detailed report about the mailbox, including the size of the mailbox, the number of items, and the last logon time.