Quick answer
If a brochure, package, manual or sign already has a download URL printed on it, that URL is effectively permanent. Change it and every printed copy in circulation stops working.
When the new document is a revised version of the same publication, keep the link and replace the file behind it. Then test the exact printed URL and make sure caching is not still serving the old version.
If it is a separate edition that should stay distinct, publish it as a new file instead.
Printed links do not expire
You can edit a web link. You cannot edit a brochure that is already in a thousand tote bags.
Printed URLs stay in circulation for years: trade show brochures, product packaging, equipment labels, warranty cards, event flyers, instruction sheets, office signage, printed forms, catalogs.
Which makes that file path part of a physical product rather than part of your website.
What tends to be printed
Product manuals, price sheets, forms, registration documents, installation guides, technical data sheets, warranties, safety information, event material.
Some of those should always be “the current one”. Others are tied to a specific edition. It is worth knowing which before you touch anything.
Work out what the URL means
A rolling current document. The printed text says “Download the latest price list”, and the URL is meant to always give people the newest one. Replace the file.
A specific edition. The catalog says “Full specifications for Model Year 2025”, and that link should carry on giving people the 2025 specifications. Replacing it with 2026 changes what the printed page says.
Direct file URLs are fragile, and very common
Ideally print would point at a page or a redirect.
In practice a great many organizations have already printed something like:
/wp-content/uploads/2025/03/installation-guide.pdf
Once that is on paper, moving the file is expensive. Replacing it in place keeps the old address working, which a normal upload would not — that would land the new file in this year’s folder instead.
Check properly afterwards
“The Media Library shows the new file” is not a check.
Test the exact URL printed on the physical item, in a private window, on a second device if you can, look at your CDN if the old version persists, and open the document to confirm the revision.
Doing it for a product range
A company with 60 products, each with a printed URL to a PDF guide, revises 45 of them this year.
Upload the 45, match on product and model, check the renamed ones, keep every original link where it is, back up, replace, and verify a sample of the printed links.
Considerably easier to check than overwriting 45 files one at a time and hoping.
A better pattern for the next print run
Where you can, print a stable path rather than a raw file URL:
example.com/guides/model-410/
That page or redirect can change what it points at later without touching anything already printed. It also lets you show the current revision, offer other languages, link archived versions and add related support information.
A branded short path such as example.com/docs/install does the same job.
None of that helps with what is already printed. For those, replacing the file is the answer.
Worth writing down
For important printed material, keep a short list: the printed URL, which document it points at, which campaign or product it belongs to, whether it means “current” or a fixed edition, and who checks it.
That turns next year’s revision from detective work into maintenance.
The failure that still passes every test
A stable URL is powerful, and that cuts both ways.
If the printed page said “2025 Installation Guide” and the link now quietly serves the 2026 guide, the link works perfectly and is telling people the wrong thing.
Check that the right document is there, not just that the link returns something.
Summary
Printed material turns a URL into infrastructure.
Before replacing, ask whether that URL means “the current version” or identifies a particular edition.
If it means current, replacing keeps every printed copy working.
Related: Update a PDF behind a QR code · Product manuals · Manufacturer document updates