Delete email messages over the wireless network
Set the Delete On option for each email address that is associated with your BlackBerry® device.
On the Home screen, click the Messages icon.
2. Press the Menu key.
3. Click Options.
4. Click Email Reconciliation.
5. If necessary, change the Message Services field.
6. Set the Delete On field.
7. Press the Menu key.
8. Click Save.
It takes a short period of time for messages to be deleted over the wireless network.
To delete messages on your device only, set the Delete On field to Handheld.
Delete multiple messages, 54