If you are setting up a new system and the synth is missing, you have a few options:
Some community members have archived the necessary .dll and support files. This involves manually placing files in C:\Program Files\Cakewalk\Shared DXi\TTS-1 and using a Command Prompt (as administrator) to register the plugin with the command regsvr32 "C:\Program Files\Cakewalk\Shared DXi\TTS-1\TTS-1.dll" . cakewalk tts-1 download
Despite its age, the TTS-1 remains popular for its efficiency and classic sound: What replaces TTS-1? - Cakewalk Discuss - Cakewalk Discuss If you are setting up a new system