When developing for the Kindle Fire HD and Kindle Fire HD8.9”, it’s important to consider how your screenshots will appear on your product page for those devices. When customers are looking for new apps on their Kindle Fire tablets, they’re looking at all of the information on your product page – description, screenshots, and customer reviews. Providing high definition screenshots will make sure that your app looks great when customers are shopping for apps on Kindle Fire HD and Kindle Fire HD 8.9”.
Screenshots are accepted in the following high definition resolutions: 1280 x 720px, 1280 x 800px or 1920 x 1200px, in either portrait or landscape. You can update your app’s screenshots in the Mobile App Distribution Portal.
1. From the Distribution Portal, navigate to the MyApps tab. Select the app you’d like to edit and navigate to the Images &Multimedia tab for that app. Then, click the Edit button.
2. Select Upload Image from the Screenshots. You can submit up to 10 screenshots in PNG or JPG format.
3. When finished, tap the green “Save” button at the bottom right of the page.