How To Use REX4 T.D. Textures And REX Essentials/Plus/OD As Your Weather Engine!   1st.  Open REX4 >Themes>Weather Tab. type in the ICAO code for the Airport you want to depart from. Submit>Generate>Save>Name it>Install/OK    This will allow REX4 T.D. to install the most appropriate Textures for these particular weather conditions. A Red box will open asking if you want to Fly Now click cancel and then click "Share" If you would like to share your Theme wit