How do I unsubscribe from symbols?

You can do this several ways. From the Symbols List, you can doubleclick a bolded blue symbol to remove it from the platform. You will notice the symbol will then become unbolded and the instrument will disappear from your simple and advanced dealing rates tabs.

Alternatively, you can use the Manage Symbol Subscription window to remove symbols by clicking the lower arrow, which will remove the instrument from your Subscribed Symbols List: