Ionic cut figure, when change the welcome page, the same images show an error, the image is too big, how can I solve? Specific issues an error description is as follows:

HTTP Error 400: the POST https://res.ionic.io/api/v1/upload

{" Error ":" image too large: 22417441 ", "Width" : 0, "Height" : 0, "Type" : ""," Vector ": false}