for me, i had the application saved until i received the last needed document, i had fixed the biodata page, but when i continued the application i didnt know it had re-read the image, so my last name was wrong again and got rejected
Anonymous participant when your passport expires and you get a new one, what i have read on this group is that you should carry the old one with you too. Some posts suggest you can update the passport number to the visa, but im not sure. Search in group for info