If you include the command below in the batch file you will create later, it is not necessary to uninstall existing products from client computers at this point.
On each client computer, run one of the following commands:
All existing Teradata Tools and Utilities products are uninstalled. The silent_uninstall.bat is specific to a Suite and can only be used with that Suite. Each Suite has its own silent_uninstall.bat file.
Option Description 14.10 or later silent_uninstall.bat ALL pre-14.10 cscript uninstall_TTU.vbs ALL