A p p l i c a t i o n s74Block or unblock messagesWhen you are in a conversation and want to block messages, selectOptions > Block contact.To block messages from a specific contact in your contacts list, scroll tothe contact in Conversations, Online (%N) or Offline (%N) and selectOptions > Block contact > OK.To unblock a contact, in the IM main menu select Options > Blocked list.Scroll to the contact you want to unblock, and select Unblock > OK.GroupsYou can use the public groups provided by the service provider, or createyour own private groups for an IM conversation.PublicYou can bookmark public groups your service provider may maintain.Connect to the IM service, and select Groups > Public groups. Select agroup, and Join. If you are not in the group, enter your screen name asyour nickname for the group. To delete a group from your list, selectOptions > Delete group.To search for a group, select Groups > Public groups > Search groups.PrivateConnect to the IM service, and from the main menu select Options >Create group. Enter the name for the group and the screen name youwant to use as your nickname. Mark the private group members in thecontacts list, and write an invitation.15. ApplicationsIn this menu you can manage applications and games. Thesefiles are stored in the phone memory or an attached microSD memorycard and may be arranged in folders.For options to format or lock and unlock the memory card see Memorycard, 13.