Configure the number of console, server, and email logs retained on the Vault server. 
The minimum and default value is 6 logs. The maximum number of logs per type is 99. 
- Select Tools 
 Administration.  
- In the Administration dialog box, select the Advanced Settings tab. 
 
- Click Settings. 
 
- Select the check box for the log type for which you want to modify the display limit and enter a new value. 
 
- Click OK to save your changes.