What processes or tasks in a project are impossible or impractical to automate?

It is impractical to automate tasks that require a high degree of creativity, intuition, and human judgment, such as user experience evaluation, exploratory testing, or business requirements analysis. It is also difficult and inefficient to automate tasks associated with frequent requirement changes or unstable environments, where maintaining automation would be more costly than its creation. For example, manual exploratory testing helps identify unexpected errors that are difficult to predict and cover with automated tests.