US Patent 11962839 Content-modification system with testing and reporting feature

In one aspect, a method is disclosed. The method includes identifying, by a content-presentation device, an upcoming content modification opportunity on an identified channel, where the identified upcoming content modification opportunity relates to a modifiable content-segment. The method also includes receiving, by the content-presentation device, the modifiable content-segment. The method further includes performing, by the content-presentation device, a set of operations to prepare the content-presentation device to perform a content-modification operation in connection with the identified upcoming content modification opportunity on the identified channel. The method additionally includes receiving, by the content-presentation device, an instruction to operate in a test mode. The method also includes responsive to receiving the instruction, outputting, by the content-presentation device, for presentation the modifiable content-segment without a modification that relates to supplemental content. The method further includes transmitting, by the content-presentation device, reporting data related to the performed set of operations.