Worked on the firebase/flutterfire repository to deliver a targeted update to the Firebase Authentication API documentation. Focused on aligning the documentation with recent API changes, the work involved replacing references to the deprecated updateEmail method with verifyBeforeUpdateEmail and clearly outlining the required email verification step. This Markdown-based documentation update aimed to guide developers through the migration process, reducing confusion and minimizing support requests. Emphasizing documentation quality and maintainability, the contribution strengthened standards and ensured that guidance reflected current API behavior. No code bugs were addressed during this period, with all efforts concentrated on technical writing and documentation best practices.