Q: I get an error message when I run the program.

Please install the Microsoft .NET Framework 3.5 ( Download). If the problem persists, contact us.

Q: I get an error message saying that the installation directory is corrupted or incomplete.

Please re-install the tool. Check if the installation directory contains the file "updateSystemDotNet.Controller.dll". If the problem persists, contact us.

Q: When calculating the fees I get an error message.

Please check your entered data and follow the instructions in the error message.

Q: When starting the program or the installation file I get the error message "Windows protected your PC" (Windows 8 or higher).

Windows SmartScreen sometimes classifies the program as untrustworthy, but this is a wrong information. To run the tool, click on "More info" and then on "Run Anyway" in the window.