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How to Add Text To a certificate PDF

Updated 2026-09-17 · 2 min read

The usual reason to add text to a certificate PDF is a recipient name or award date that has to be reissued.

Adding text differs from editing it: there is no existing line to inherit a font and position from, so both are your responsibility.

PDFfont edits PDF text in the document's own embedded font — no white cover boxes.

Steps to add text to a certificate PDF

Click an existing line first to see which font and point size the document uses.

Click where the new text should start and type it.

Apply the same font, size and colour, and align the left edge with a nearby text block.

Save — added text is part of the page, so it prints normally.

With this kind of document, display and script faces make substitutions obvious, so the embedded font must be reused.

One caution worth stating plainly: reissuing your own organisation's certificates is fine; altering someone else's qualification is forgery.

Misaligned left edges are the fastest way to make an addition look bolted on; matching them is what makes it look original.

Yes, text blocks sit above existing page content.

Yes, including matching a muted grey used elsewhere on the page.

Yes. The editor runs in mobile Safari and Chrome, with touch-sized controls and a share sheet for saving the finished file.

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