If you have made a mistake with your visa application, there are steps you can take to try and correct it. You may be able to reapply if the mistake is not too serious, depending on the type of visa you applied for. If you have made a mistake with your visa application that is considered serious, you will likely not be able to reapply. This includes mistakes with your name, date of birth, passport number, or other identifying information. In these cases, you will need to contact the embassy or consulate where you filed your application for help.