On Apr 20, 2005, at 10:57 AM, Preston Kutzner wrote: > See, the weird thing is that there are no app-level preferences that > I've found for this. I've already checked out the mime-types section > of > the preferences in the app, and there's no entry for .pdf files, which > is why I'm a little confused as to where it's getting its association > information from. I'm at a loss then. I don't suppose Thunderbird will allow you to add .pdf files to its mime-types section? That may allow you to override whatever source it is using. -Mike