I have the same issue after Windows upgrade. For me the big issue with this is when you are opening dozens of images at once. Major inconvenience. I have found a "workaround" Drag the images you need to open into Photoshop Elements. They will open on the upper left - very small. In Expert mode click on the "layout", and select "all floating". All of the images will resize and move to the normal spot like before.
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