Sony NSZ-GS7 - Manual (Page 8)

You can access all applications installed on
your player from the All Apps list. You can
launch applications including Live TV, Media
Player, and Help Guide from here.
press select

Applications or bookmarks in the All Apps
list can be uninstalled, hidden, or removed,
depending on what you select.
select press and hold

Enjoy installed applications
All Apps
NSZ-GS7 4-421-773-11(2)