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Merge PDF


PREFAB has a built-in Merge tool that can be used to combine PDFs while still keeping the interactive features. This is not possible with most PDF viewers.

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For which viewers support this, see the supported PDF viewers.

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This needs Java installed on your PC to work. Download the latest version of ⧉ Java.

To use it:

  1. Drop files in the area or click the button to select the PDFs to merge in the file explorer

  2. Move around the PDF files to get the correct order of the merged PDF

  3. Hit Merge

The Merge PDF tool in PREFAB



Last update: 2026-09-18