Delete play back video from the ST16

[Photo]

Hi, how do I delete the stored playback vids from the ST16? I don't want the "the four old ones" from the previous flight when I start a new.

 

[wedbster]

\flightmode\media_data

 

[Photo]

\flightmode\media_data

Thanx alot Wedbster, but where/how in the ST16 menu do I come to \flightmode\media_data ?