Fix 2 : Both scans should have been captured in the same location. Scanning in two different environments can result in inconsistencies in measurements between the scans.
Fix 3 : Check the scanning environment. Reflective objects, no backing wall, natural light, or other factors can cause inconsistencies in measurements. Read this guide to review the environmental requirements for the scanner.
Fix 4 : Make sure your scan subjects are being consistent when they stand for a scan. Posture and clothing can affect the repeatability of the measurements. Review the guides below for more information.