| CPC H04L 51/04 (2013.01) [G06F 3/04845 (2013.01); H04L 51/063 (2013.01); H04L 51/10 (2013.01)] | 20 Claims | 

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               1. An electronic device, comprising: 
            communication circuitry; 
                a display; 
                memory storing instructions, comprising one or more storage media; and 
                at least one processor comprising processing circuitry, 
                wherein the instructions, when executed by the at least one processor individually or collectively, cause the electronic device to: 
                display, through the display, a user interface (UI) of a messenger software application; 
                while the UI is displayed, receive, through the UI, a user input to transmit, through the communication circuitry, a plurality of media contents to an external electronic device using the messenger software application; 
                in response to the user input: 
                transmit, through the communication circuitry, the plurality of media contents to the external electronic device; and 
                  display, through the display, in the UI, a bubble including a plurality of thumbnail images respectively representing the plurality of media contents, and 
                while the plurality of media contents are transmitted to the external electronic device, display, in the bubble, a thumbnail image, representing a media content completely transmitted to the external electronic device among the plurality of media contents, visually highlighted with respect to remaining thumbnail images. 
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