How can I correct a typo in my Thai DTV application that was cancelled?

The user experienced a cancellation of their DTV application due to a suspected typo in the passport date. Various community members provided insights, indicating that corrections may not be possible after submission, especially if it was done electronically, which forfeits the visa fee. Recommendations included checking the submission format and taking screenshots for evidence. Some shared their own experiences of similar errors leading to loss of application fees, suggesting the importance of verification before final submission.