PTC ThingWorx training is vital for several reasons. Firstly, it enables users to unlock the full potential of the platform, which can lead to significant business benefits such as improved operational efficiency, reduced costs, and enhanced customer experiences. Without proper training, users may struggle to navigate the platform's features and functionalities, leading to suboptimal usage and potential project failures. Secondly, training ensures that users are aware of best practices and can avoid common pitfalls, which can save time and resources.