Content-Type Fixer

Firefox doesn't follow instructions for downloads? "Always Open Similar Files" is missing? This usually happens because the server sent Firefox a wrong/generic Content-Type header, or forces a download with Content-Disposition. Here's a fix.

Content-Type Fixer is available to install from Firefox Browser Add-ons and for download from this page. It has 1,715 active users The latest version is 1.7.4.1, and it was published 2 years ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 1 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of Content-Type Fixer here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
 1 version available for download.

Install XPI file

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the Content-Type Fixer ZIP file from step 1. Content-Type Fixer is now installed on your browser.