How do I change my TUSD to USDT?

Hello, I'm curious about the process of converting my holdings in TrueUSD (TUSD) to Tether USD (USDT). Could you please provide a step-by-step guide on how to make this exchange? I'm familiar with the basic concepts of cryptocurrency trading but would appreciate a clear outline of the process, including any potential fees or risks involved. Additionally, if there are any specific platforms or exchanges you recommend for this conversion, please let me know. Thank you for your assistance in navigating this aspect of cryptocurrency finance.