Question 1

What is PDF/A?

Accepted Answer

A PDF/A is a specific type of PDF file designed for long-term preservation of electronic documents. It embeds fonts and preserves metadata to maintain the document's integrity over time, making it ideal for archiving and digital preservation purposes.

PDF/A files are essential in legal, government, healthcare, and other industries that require strict document retention compliance. They ensure future document accessibility and facilitate secure document sharing by preventing alterations and maintaining consistent viewing on various platforms and devices.

Question 2

How do I know if my PDF is PDF/A?

Accepted Answer

You can use Xodo’s free online PDF validator tool to quickly check if your PDF is in the PDF/A format.

Simply upload your PDF file, and Xodo will automatically validate it, providing you with confirmation of its PDF/A status.

If your file meets the PDF/A standard, you will also receive details on the conformance level and ISO name.

Question 3

How to convert PDF to PDF/A?

Accepted Answer

Easily convert PDF to PDF/A files right in your browser with Xodo. Xodo's PDF to PDF/A converter supports various PDF/A standards including:

· PDF/A-1 ((PDF/A-1a, PDF/A-1b)
 · PDF/A-2 (PDF/A-2 (PDF/A-2a, PDF/A-2b, PDF/A-2u)
 · PDF/A-3 (PDF/A-3 (PDF/A-3a, PDF/A-3b, PDF/A-3u)
 · PDF/A-4 (PDF/A-4e, PDF/A-4u)

Just upload your PDF, choose the PDF/A standard and conformance level you need, click on “Convert”, and download the converted PDF/A file ready for long-term preservation.

Question 4

Can I validate PDF/A for free?

Accepted Answer

You can easily check and validate your PDF/A compliance using Xodo's PDF validator tool.

Upload your PDF/A file to the free online tool to check if it passes the veraPDF test. Xodo will automatically validate it and provide you with confirmation of its PDF/A status.

PDF/A 驗證器

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