Teradata Tools and Utilities (TTU) Products can now be installed at a location provided by the user. All products of the same release (for example, 20.00, 17.20, 17.10, 17.00 and so on) must be installed at the same prefix.
The install location (TTU_install_directory) is defined as <prefix>/teradata/client/20.00. If a prefix is not provided by the user, then the default <prefix> will be /opt.