Also, in your view, in the Fields section, two things to look for.
First: When you select the image field to include in the Field pane you will find two different ones for the image. Somethinf like:
Content: Image (field_image) File - Appears in: Your Content Type Content: Image (field_image) - data File - Appears in: Your Content Type
Choose the one without -data
Second: When configuring the image from the first step, at the bottom of that Field Configuration panel you will see a dropdown labled Format, make sure that is set to the image type you want to display. Click Update, then save