How to saddle up?

[Brum]

I am having my cool warthog to ride around but now that I got access to a better saddle, cannot figure out how to put that on the flying things.

[Brum]

Oh, okey, you need to go close while saddle in inventory and press E.

[hiromi_teija]

Thank you so much! I was having such a hard time figuring this out