Reason 1) You can install the application only when you have internet connection.
Make sure that your PC is connected to the internet. (Once installed, you may use GoTouch without internet connection, except for the Collaboration function.)
Reason 2) You may not have enough memory space left in your PC.
Go To My Computer>Control Panel>Programs and Functions. Uninstall programs that you do not use and start installing the applicaction again.
Reason 3) Microsoft Visual C++Redistributable error may occur if your Windows is not updated.
Update the Windows program by downloading the update files from the links below.
1. [Microsoft .NET Framework 4.5.2] https://www.microsoft.com/en-us/download/details.aspx?id=42642
2. [Microsoft Visual C++ 2015] https://www.microsoft.com/en-us/download/details.aspx?id=53587