You can use the Delete button to remove a single item from the log:
To remove multiple entries manually, click on the Configure Purge button. This opens a form where the relevant field is Items to remove. This allows you to select the age of the log entries to remove. Options include emails older than 1 month, 3 months, 6 months:
To actually remove the mail items, click the Purge Items Permanently button.
To remove items automatically, click on the Configure Purge button.
This opens a form where there are two relevant fields to set are:
Hour to start at: specifies when the purge job is carried out every day
Items to remove: allows you to select the age of the mail items to remove. Options include emails older than 1 month, 3 months, 6 months.
To schedule the job, click Save Settings.
Search the Log
As the Incoming Mail Log may grow fast, you can use the search function to find particular items. Click the Search button (marked with a magnifier icon) to open the search form:
The available search fields are as follows:
free-text search over the sender, message id, log text and email subject