Error while uploading app to Itunes, Missing Marketing Icon – iOS Apps must include a 1024x1024px Marketing Icon in PNG format
As the tutorial heading reads out. In this tutorial we will learn how to remove this error and check whether the icon image has alpha transparency enabled or it is without alpha transparency.
Apple Inc. recently changes there App developer Agreement and also the requirements that needs to be full-filled prior to uploading app to iTunes app store. If you are trying to upload iOS app from Xcode 9 then your app must include marketing app icon of size 1024*1024 pixels. You have to add this icon in your Assets.xcassets – App icon.
IMPORTANT: Make sure to use the icon without Alpha/Transparency.
To add it follow the given below steps
Step 1: Select “Assets.xcassets“.
Step 2: Select App Icon.
Step 3: Set your app icon image of size 1024*1024 pixels to the box as shown in image below. Also make sure your app icon image does not have alpha.
How to check image alpha transparency
If you are not sure how to check, whether your image has alpha or not, Then follow below steps
Step 1: Open your image with “Preview app.”
Step 2: Make a duplicate copy of that image, as shown in image.
Step 3: Close the duplicate image window.
Step 4: If the pop up that came after closing duplicate window has alpha option then your image has alpha transparency. If no alpha option shown, then your image has no alpha transparency.