Please ensure that your file meets the specifications shown below.
Actual stamp size required and saved as a .jpg to these specifications.
Image Format: .jpg (no other files can be uploaded)
Image Pixels: minimum 200 x 200 pixels
Image Resolution: minimum 300 DPI
Image Size: maximum size 280 x 180mm
Full Size: maximum 4MB
If the image is too big, make sure it is a Black and White image. This will decrease the file size.
If it follows the spec and you are still having problems, please contact us.