How to view image files with incorrect extension?

[circle.hk]

Sometimes image files are not having their correct extension, is there any ways to view them in the thumbnail view?

This would be extremely useful when users want to see the thumbnails of images stored in Internet cache.

Thanks,

circle.hk

[xnview]

option/File list/Recognize only by extension

[circle.hk]

great thanks! I must have missed that before!