How to Add Watermarks & CONFIDENTIAL Stamps to PDF Documents

Published: 2026-02-09 | Read Time: 3 min read

Protect proprietary corporate proposals and draft contracts by stamping diagonal text watermarks or transparent logo images across every page.

Frequently Asked Questions

Can watermarks be placed behind the text rather than on top?

Yes! You can choose between "Over Content" (stamp overlay) and "Under Content" (background watermark) layer modes.