Across the fleet, where do discrepancies between local manuals, vendor updates, and our on-file versions cause the mos…
Open Adobe Acrobat on your computer.
Go to Tools and select Compare Files.
Click Select File under 'Compare' and choose your first PDF (the older or original version).
Click Select File under 'With' and choose your second PDF (the newer or revised version).
Click Compare to start the comparison.
Review the results in the comparison summary and use the side-by-side view to examine highlighted differences.
Best practiceFor best results, avoid using scanned PDFs as input files, as text recognition may be inconsistent.
You can filter the comparison results to focus on text, images, or formatting changes for a clearer review.
This runs in the Acrobat app - there is no separate API for this task.
This message means one or both of your PDF files have security settings that stop Acrobat from reading and comparing their content. To fix this, you need to remove the protection from both documents before you can use the Compare Files tool. Check the 'Protect' feature in Acrobat to do this.
If you select 'Compare text only', Acrobat will ignore all graphics and images in your documents. It will only look for differences in the written words. This is useful if you are only interested in text changes and do not want to see changes in pictures or layouts.
Yes, Adobe Acrobat has a specific way to compare signed document versions. This is helpful if you need to see what changes were made after a document was signed. The tool can highlight differences between the signed version and other versions, making it easy to track modifications.
You would use 'Autodetect' mode because it lets Acrobat choose the best way to compare your files automatically. This is usually the easiest option for most PDF documents. If your files are specific types, like spreadsheets or presentations, you can pick those modes for a more accurate comparison of those document types.