Downloading executable files from third-party "driver" sites or forums can pose significant cybersecurity risks, including malware or ransomware.

for determining the thickness of up to three layers on a substrate using angle-resolved XPS data. Thermo Fisher Scientific Alternative Software

If you have lost your installation media, your local Thermo Scientific field service engineer (FSE) is your best resource. They can provide the specific build version compatible with your instrument's firmware. System Requirements for Installation