Yes! You can change only part of your itinerary. (1) If you have a combination of Advance and Flexible, you can change the tickets depend on the type of tickets. (2) If all of your tickets are Advance, you can choose to change only part of your itinerary. Fare difference might be charged.
To change your tickets, do the following: Step 1: Download TrainPal App Download TrainPal AppStep 2: Log in to the current account on TrainPal App or sign in with the contact email of your order on TrainPal App Step 3: Agree to import tickets in TrainPal App - My tickets Step 4: Find your bookings in "My tickets". Step 5: Select "Change".