1. Copy all pieces to 1 folder.
2. Install WinRAR
3. Extract all parts to 1 folder
or
3. Rignt Click on Part 1 (TannerToolsV15.01.part001.rar)and Click on "Extract to TannerToolsV15.01\"
4. This would extract all the 126 parts to a folder TannerToolsV15.01
5. Click on Setup.exe to install the software.