Delete the chat history , reset chat history, how do i delete chat history, how do i clear chat conversations.

• On the Home screen or in the Instant Messaging folder, click the BlackBerry Messenger icon.
• On the contact list screen, in a contact category, highlight a contact.
• Press the Menu key.
• Click View History .
• Press the Menu key.
• Perform one of the following actions:
• To delete the chat history for an individual contact, click Delete Contact's History .
• To delete the chat history for all contacts, click Delete Complete History .
• Click Delete .