Check the Exchange Online Mailbox Usage of Staff/Departmental/Retiree Accounts/Shared mailboxes (Outlook client, Outlook on the web (OWA) and New Outlook)

  1. Outlook Client
  2. Outlook on the web interface (OWA) – Exchange Online
  3. Outlook (new)

A. Outlook Client

  1. After open Outlook, select File at the top menu.

    After open Outlook, select File at the top menu.

  2. The current usage and size of your mailbox will be shown under Mailbox Settings.

    The current usage and size of your mailbox will be shown under Mailbox Settings.

B. Outlook on the web interface (OWA) - Exchange Online

  1. Go to https://mail.office365.com
  2. Enter your HKUPortalUID@hku.hk, click Next.

    Enter your HKUPortalUID@hku.hk, click Next.

  3. Enter your HKUPortalUID@hku.hk; enter your PIN, and click Sign in.

    Enter your HKUPortalUID@hku.hk; enter your PIN, and click Sign in.

  4. Select Settings Settings at the top right.

    Select Settings at the top right.

  5. In the Settings page, click Account.

    In the Settings page, click Account.

  6. Inside Account, click Storage, the current usage and size of your mailbox will be shown on the right side.

    Inside Account, click Storage, the current usage and size of your mailbox will be shown on the right side.

C. Outlook (new)

  1. After open Outlook (new), Select Settings Settings  at the top right.

    After open Outlook (new), Select Settings at the top right.

  2. Inside Account, click Storage.

    Inside Account, click Storage.

  3. Then the current usage and size of your mailbox will be shown on the right side.

    Then the current usage and size of your mailbox will be shown on the right side.
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