Adding Altitude Callout for decending aircrafts in FSX is as simple as calling out 1000, 500, 300, 100, 50, 40, 30, 20, 10, …

STEP 1:  FSUIPC    (If FSUIPC is already installed, skip to STEP 2)

a) Download FSUIPC4 from schiratti.com

b) Run the FSUIPC4 installer

c) No need to register FSUIPC; just press ESC to finish the installation  Continue reading →