Hello Nada,
As per my understanding, you want to choose to play a media file from a specific “From Multimedia File” block amongst other “From Multimedia File” blocks.
You can use the “Bus Creator” block to group all the signals from various “From Multimedia File” blocks into a single “Bus” object. You can then select required elements from this bus using a “Bus Selector” block based on name of the signal and use the output to play the video using “To Video” block.
You can refer to the following documentation to understand more about switch block and “From Multimedia File” block:
You can refer to the following documentation to understand more about switch block and “Bus Selector” block:
You can refer to the following documentation to understand more about switch block and “Bus Creator” block:
Hope this helps!