The following options are available:
Delete individual E-Mail messages or entire E-Mail conversations. By default, the E-Mail messages are moved to the Trash folder.
Delete all E-Mail messages in an E-Mail folder. By default, the E-Mail messages are moved to the Trash folder.
Recover deleted E-Mail messages from the Trash.
Permanently delete E-Mail messages from the trash. Permanently deleted E-Mail messages are irrevocably lost. You can also permanently delete all E-Mail messages from the trash by emptying the trash.
Warning: If you enable the E-Mail settings option Permanently remove deleted e-mail messages you will not be able to recover deleted E-Mail messages. It is recommended that you not use this setting.
How to delete all email messages in a folder:
In the folder tree, select the folder that contains the email messages that you want to delete.
How to recover deleted email messages:
Select the Trash folder in the folder tree.
Select an E-Mail.
Select a folder in the Move window. Click on the Move button.
How to permanently delete an email from the Trash folder:
Warning: Permanently deleted email messages cannot be recovered. Before permanently deleting an email, make sure you no longer need the email.
Select the Trash folder in the folder tree.
Select an E-Mail.
How to permanently delete the content of the Trash folder:
Warning: Permanently deleted email messages cannot be recovered. Before permanently deleting an email, make sure you no longer need the email.
Select the Trash folder in the folder tree.
Confirm that you want to empty the folder.