Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Thunderbird atachments

  • 3 replies
  • 1 has this problem
  • 24 views
  • Last reply by christ1

more options

How do I disable .pdf attachments opening in Thunderbird. Prior to the latest update attached files would open in Revu now they open in a preview pane in Thunderbird.

How do I disable .pdf attachments opening in Thunderbird. Prior to the latest update attached files would open in Revu now they open in a preview pane in Thunderbird.

Chosen solution

At the top right of the Thunderbird window, click the menu button > Preferences > General > Files & Attachments Locate the entry for Content Type 'Portable Document Format (pdf)'. Select the desired Action for PDF from the drop-down menu.

Read this answer in context 👍 0

All Replies (3)

more options

Chosen Solution

At the top right of the Thunderbird window, click the menu button > Preferences > General > Files & Attachments Locate the entry for Content Type 'Portable Document Format (pdf)'. Select the desired Action for PDF from the drop-down menu.

more options

Perfect. Thank you.

more options

posted to the wrong topic

Modified by christ1