After extracting TIB_stat_14.1.0_win.zip, the Install64 folder contains the installer files plus the Prerequisites folder:
To resolve, please follow the steps below:
1. Right-click on the Statistica.exe file and select "Run as administrator..."
2. Click the Yes button to allow the installer to make changes to your computer:
3. Continue and finish the installation (for details, please see the installation instructions
https://docs.tibco.com/pub/stat/14.1.0/doc/pdf/TIB_stat_14.1.0_installation.pdf?id=0)
If the steps above do not resolve the issue, please contact support at
https://support.tibco.com