After you create a user mailbox, you can make changes and set additional properties by using the EAC or the Exchange Management Shell. You can also change properties for multiple user mailboxes at the same time. For more information, see Bulk edit user mailboxes. You need to be assigned permissions before you can perform this procedure or procedures. To see what permissions you need, see the "Recipient Provisioning Permissions" section in the Recipients Permissions topic.
For information about keyboard shortcuts that may apply to the procedures in this topic, see Keyboard shortcuts in the Exchange admin center. Ask for help in the Exchange forums. Visit the forums at: In the list of user mailboxes, click the mailbox that you want to change the properties for, and then click Edit. On the mailbox Validating mailbox near me page, click one of the following sections to view or change properties.
This is the name that's listed in Active Directory. If you change this name, it can't exceed 64 characters. This name appears in your organization's address book, on the To: This name can't contain empty spaces before or after the display name. This specifies the email alias for the user. The user's alias is the portion of the email address on the left side of the at symbol.
It must be unique in the forest. This is the name that the user uses to sign in to their mailbox and to log on to the domain. Typically the user logon Validating mailbox near me consists of the user's alias on the left side of the symbol, and the domain name in which the user account resides on the right side of the symbol. Require password change on next logon: Select this check box if you want the "Validating mailbox near me" to reset their password the next time they sign in to their mailbox.
Hide from address lists: Select this check box to prevent the recipient from appearing in the address book and other address lists that are defined in your Exchange organization.
After you select this check box, users can still send messages to the recipient by using the email address. This read-only box displays the organizational unit OU that contains the user account. This read-only box displays the name of the mailbox database that hosts the mailbox. To move the mailbox to a different database, select it in the mailbox list, and then click Move mailbox to another database in the Details pane.
This section displays the custom defined for the user mailbox.
To specify custom attribute values, click Edit. You can specify up to 15 custom attributes for the recipient. Use the Mailbox Usage section to view or change the mailbox storage quota and deleted item retention settings for the mailbox. These settings are configured by default when the mailbox is created.
They use the values that are configured for the mailbox database and apply to all mailboxes in that database. You can customize these settings for each mailbox instead of using the mailbox database defaults. This read-only box displays the last time that the user signed in to their mailbox. This area shows the total size of the mailbox and the percentage of the total mailbox quota that has been used.
To obtain the information that's displayed in the previous two boxes, the EAC queries the mailbox database that hosts the mailbox. If the EAC is unable to communicate with the Exchange store that contains the mailbox database, these boxes will be blank. A warning message is displayed if the user hasn't signed in to Validating mailbox near me mailbox for the first time. Click More options "Validating mailbox near me" view or change the mailbox storage quota and the deleted item retention settings for the mailbox.
To customize these settings for the mailbox and not use the mailbox database defaults, click Customize the settings for this mailboxtype a new value, and then click Save. Issue a warning at GB: This box displays the maximum storage limit before a warning is issued to the user.
If the mailbox size reaches or exceeds the value specified, Exchange sends a warning message to the user. Prohibit send at GB: This box displays the Validating mailbox near me send limit for the mailbox. If the mailbox size reaches or exceeds the specified limit, Exchange prevents the user from sending new messages and displays a descriptive error message.
Prohibit send and receive at GB: This box displays the "Validating mailbox near me" send and receive limit for the mailbox. If the mailbox size reaches or exceeds the specified limit, Exchange prevents the mailbox user from sending new messages and won't deliver any new messages to the mailbox. Any messages sent to the mailbox are returned to the sender with a descriptive error message.
Deleted item retention settings: Keep deleted items for days: This box displays the length of time that deleted items are retained before they are permanently deleted and can't be recovered by the user. When the mailbox is created, this value is based on the deleted item retention settings configured for the mailbox database. By default, a mailbox database is configured to retain deleted items for 14 days.
The value range for this property is from 0 through days. Don't permanently delete items until the database is backed up: Select this check box to prevent mailboxes and email messages from being deleted until after the mailbox database on which the mailbox is located has been backed up. Use the Contact Information section to view or change the user's contact information. The information on this page is displayed in the address book. Click More options to display additional boxes. Mailbox users can use Outlook or Outlook Web App to "Validating mailbox near me" and change their own contact information.
But they can't change the information in the Notes and Web page boxes. Use the Organization section to record detailed information about the user's role in the organization. This information is displayed in the address book.