Mar 2, 2019 · When trying to send an attached PDF file I get a message that states "We don't support PDF version below 1.4. Please convert your file to version 1.4 or above and try again."

PDF Converter - The best way to convert to PDF format online for free. Convert DOC, Excel, Powerpoint, Images, and more to PDF securely.

Sep 3, 2010 · I used the PDF Optimizer/Batch Processing method to convert 297 PDF files in about 3-4 minutes (most were 1-page flyer type documents). It's also worth noting that the PDF Optimizer can't …

Select the older format that you want to convert the PDF file to under "PDF Compatibility" on the next page. The available options are Acrobat 3.0 (PDF version 1.2), 4.0 (PDF version 1.3) or 5.0 (PDF …

Aug 10, 2010 · So in theory, all you need is a tool that will look in the first 1024 bytes for a file for "%PDF-1.1" and change it to "%PDF-1.4". You could use sed, perl, etc to do something like that for …

Feb 7, 2018 · Convert PDF file to v1.4. GitHub Gist: instantly share code, notes, and snippets.

Nov 19, 2023 · To convert a PDF to version 1.4 or higher, use a PDF editing tool such as Adobe Acrobat that lets you control PDF versions. Choose the 'PDF compatibility' setting to adjust the version and …

Jun 19, 2020 · If you are dealing with someone who doesn't understand this, you can force the PDF 1.3 file to be labelled as PDF 1.4 by using the Save as => Optimized PDF function, specifying no …

The online PDF converter works under all common operating systems and browsers. You do not need to install any software. The conversion is done on our servers. Your computer, tablet or smartphone is …

Suppose you have a PDF file of version 1.1, what would you like to do? PDF Version Converter is the answer.