The present disclosure relates to methods and associated systems that enable a user to managing multiple broadcasting images (e.g., live stream videos). The method includes, for example, (1) receiving multiple sets of live streams, at a server, from multiple image sources; (2) synchronizing the received sets of live streams; (3) identifying first/second sets of live streams from the received sets of live streams based on predetermined criteria; (4) analyzing the first/second live streams; (5) creating a predetermined configuration to decide a switching point of displaying areas at least based in part on the first status and the second status; (6) transmitting the first/second sets of live streams to a user device to display; and (7) in response to the predetermined configuration, enabling a user to switch the displayed live streams.