To process main picture with "Paint" application, see Jimdo section here.
Use "Paint" application to process main picture.
Click "Header" from the left side menu.
Click "Add new image".
Click "Select Files", and select pictures from your computer.
You can see a check mark on the picture.
The fill in place is not nessessary.
Click "Select and crop".
Take the part that you want to show from the picture, and click crop image.
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