To manage your bots click on the DCA or API bots tab in the top menu or click here (DCA) or here (API).
By clicking on the "three points" on the right-hand side and choosing "Delete", you can delete your bot.
By clicking on the "DELETE" button, you can finish the process.
IMPORTANT: Before deleting the bot, make sure that the bot is not active. If it is active, close all the positions and stop it.