Contact LATAM Customer Service: If you encounter issues with the online change process or have questions about your specific booking, you can contact LATAM's customer service for assistance. They can help you with the change process, provide information on associated fees, and address your specific needs.

Change Fees and Fare Differences: Be aware that changing a flight with LATAM change Flight typically incurs a change fee, and you may also need to pay any fare difference between your original ticket and the new one. The exact fees and fare differences can vary based on your fare class, the route, and the timing of the change.