Enter the following main data on the Limits tab.
| Property | Description | 
|---|---|
| Number of saved messages | Number of saved messages. This data is determined through synchronization and cannot be edited manually. | 
| Used disk space [byte] | Used disk space in bytes. This data is determined through synchronization and cannot be edited manually. | 
| Max. send size [KB] | Maximum size for message in KB that a mailbox can send. The Microsoft Exchange organization global settings in the Microsoft Exchange System Manager come into effect for message delivery if there are no limitations. | 
| Max. receiving size [KB] | Maximum size for message in KB that a mailbox can receive. The Microsoft Exchange organization global settings in the Microsoft Exchange System Manager come into effect for message delivery if there are no limitations. | 
| Use default database values | Specifies whether the mailbox database limits are used. Option set: Mailbox database limits are in use. Option not set: Mailbox database limits are not in use. | 
| Prohibit transfer at [KB] | Size of mailboxes in KB above which, sending, and receiving messages is prohibited. | 
| Prohibit send at [KB] | Size of mailboxes in KB above which, sending messages is prohibited. If this size is exceeded the user is sent a message that messages must be deleted in the archive mailbox. The user is not able to send more messages until the size of the mailbox has been reduced. | 
| Warn at [KB] | Maximum size in MB of the mailbox. If this size is exceeded the user is sent a warning that messages must be deleted in the archive mailbox. | 
| Use default retention settings | Specifies whether to use the mailbox's default retention settings. Option set: Mailbox database default settings are in use. Option not set: Mailbox database default settings are not in use. | 
| Store deleted objects [days] | Number of days the deleted objects (email message for example) remain on the server before being removed. | 
| Do not delete permanently before a backup is made | Specifies whether objects are allowed to be deleted after a final backup is run. | 
| Max. number subfolders | Maximum number of subfolders allowed in a mailbox. This property is available from Microsoft Exchange Server 2013 or later. | 
| Warn at [subfolder] | Number of subfolders which can be created in a mailbox before the user is sent a warning. This property is available from Microsoft Exchange Server 2013 or later. | 
| Max. folder levels | Maximum number of levels in the mailbox folder structure. This property is available from Microsoft Exchange Server 2013 or later. | 
| Warn at [folder levels] | Number of folder levels which can be created before the user is sent a warning. This property is available from Microsoft Exchange Server 2013 or later. | 
| Max. recoverable items | Maximum number of messages allowed in a folder in the Recoverable items folder. This property is available from Microsoft Exchange Server 2013 or later. | 
| Warn at [recoverable items] | Number of items a folder in the Recoverable items folder can contain before a warning is sent to the user. This property is available from Microsoft Exchange Server 2013 or later. | 
