Join the Mozilla’s Test Days event from Dec 2–8 to test the new Firefox address bar on Firefox Beta 134 and get a chance to win Mozilla swag vouchers! 🎁

Cari Bantuan

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.

Pelajari Lebih Lanjut

pdf could not be opened, because the associated helper application does not exist. Change the association in your preferences.

  • 1 balas
  • 1 memiliki masalah ini
  • 47 kunjungan
  • Balasan terakhir oleh Toad-Hall

more options

error message when trying to view attachment in draft email

'pdf could not be opened, because the associated helper application does not exist. Change the association in your preferences.'

error message when trying to view attachment in draft email ''''pdf could not be opened, because the associated helper application does not exist. Change the association in your preferences.''''

Semua Balasan (1)

more options

Menu app icon > 'Preferences' > 'General' 'Files & Attachments' section Content Type: HTML Document - What is set up as the Action ? Content Type : PDF - What is set up as the Action ?

Try setting the following, restart Thunderbird and report on what occurs. Content Type: "HTML Document" Action is usually a browser - "Use Firefox Web Browser (default)", changed it to "Always Ask" Content type: "Portable Document Format (PDF)" set Action : "Preview in Thunderbird"

Diperbarui oleh Toad-Hall pada