A. 1. Check photo requirements: Ensure that your photos meet the app's specifications (size, format, background color). 2. Use a different camera app: Try taking the photo with a different camera app and then upload it to AustralianETA. 3. Edit the photo: Use a photo editing app to adjust brightness and contrast, which may help with acceptance. 4. Restart the app: Close and reopen the app to see if it resolves the issue.