I'd like to search for an email that contains an excel attachment. I'm using outlook.
I know I can do
but this matches any attachment type
I've also tried,
but this doesn't work
It's a little backwards, but you can do this with
You can search for emails with (for example) Excel spreadsheet attachments by using the following:
This is documented in the Advanced Search page.
Try this - it's just slightly different than what you tried and it works for me. Via the documentation.