Windows 7 – How to search for files with no extension

This search term can be used to search for files with no extension, for example

  • filename

when it should be


The search term is not perfect, as it brings up other abnormalities such as or<space> or 2 – but it does a good job still and these abnormalities are things that should also be check.

ext:[] NOT kind:folder

 To use, simply browse to the root level folder that you want to search and enter the search term into the search box.


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