Join the Mozilla’s Test Days event from 9–15 Jan to test the new Firefox address bar on Firefox Beta 135 and get a chance to win Mozilla swag vouchers! 🎁

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.

Buscar en Ayuda

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

Adobe Reader plugin :This sentence "le fichier ne commence pas par '%PDF-'" appears when I try to open some (not all) PDF files within Firefox (does not happen when I download the file)

  • 1 respuesta
  • 9 tienen este problema
  • 5 visitas
  • Última respuesta de TonyE

more options

This sentence (in french version) "le fichier ne commence pas par '%PDF-'" appears when I try to open some (not all, mainly bigger than 1Mo) PDF files within Firefox (does not happen when I download the file)

This sentence (in french version) "le fichier ne commence pas par '%PDF-'" appears when I try to open some (not all, mainly bigger than 1Mo) PDF files within Firefox (does not happen when I download the file)

Todas las respuestas (1)

more options

You mention Thunderbird, has the PDF file been emailed to you? If it has this support page from Adobe may help - http://www.adobe.com/fr/support/toptech/acrobat/319294/