Embodiments of this application disclose an information processing method and a terminal device, so that a network device can indicate a reserved resource, and the terminal device can process the reserved resource. The embodiments of this application provide the information processing method. The method includes: receiving, by a terminal device, configuration information of a reserved resource that is sent by a network device; determining, by the terminal device based on the configuration information of the reserved resource, that a resource type of the reserved resource is a first-type reserved resource or a second-type reserved resource; and determining, by the terminal device, a radio frequency processing manner on the reserved resource based on the resource type.