Osprey Technologies Osprey-1000 Release 2.5 Download Installation Instructions 4/98 If you are downloading Release 2.5, follow the installation instructions in the read_1st.wri file. Instead of running Setup (setup.exe), however, you will need to run the downloaded executable from this directory, "oti1k_v25.exe". This program is a self-extracting installation program that extracts and runs the setup.exe program.