If you do not understand image size and/or resolution, you can read about it here. In general, it is not possible to correct it if your image is low resolution. You will need to recreate your cover at a higher resolution. Some pointers are given in the above article. If you are not comfortable with it, then you should
- Either design a generic cover using our Free Cover Design Wizard.
- Or get a Unique Cover designed by going for our paid Cover Design Service.