HiSue,
Delete the hidden "thumb.db" file in the folder containing your pictures to fix this issue.
This file is a hidden file, so follow the steps listed here to Show Hidden files.
a. Click Folder Options on the View menu in Windows Explorer, click the View tab, click Show Hidden files and Folders, and uncheck the box for “"Hide protected operating system files" then click OK.
Now delete the thumb.db folder and check if the image lists the right thumbnail view.
Regards,
Divya R – Microsoft Support.
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