GitHub for Windows has introduced Undo support for various actions such as Discards, Commits, Rollbacks, and Merges, recognizing that even skilled developers can make mistakes. This feature allows users to easily reverse accidental actions, enhancing the user experience by providing a simple way to rectify errors. For further assistance, users can reach out to GitHub's support team, known as Supportocats. The update was announced by Anaïs Betts.