Watermark PDFMarch 20, 20263 min read

How to Add a Watermark to a PDF on Windows Free

Stamp a text watermark on a PDF on Windows. Free browser tool — no software install.

Open Chrome or Edge on Windows. Go to fixmypdf.in/tools/pdf-mark. Upload. Configure watermark. Download.

Steps

Go to fixmypdf.in/tools/pdf-mark. Upload. Enter text (e.g. "CONFIDENTIAL"). Set opacity to 30–40%. Apply to all pages. Download.

Browser-based, private, and instant. No account or software required.

Add text or image watermarks to a PDF on Mac in Safari or Chrome — no Adobe Acrobat required. Set opacity, size, and position freely.

Stamp any PDF with a text or image watermark online for free — no account, no watermarks added by the tool itself. Works on any device.

Stamp a PDF with CONFIDENTIAL, DRAFT, or a custom logo on iPhone in Safari — no app download, no Adobe subscription.

Stamp a PDF with CONFIDENTIAL, DRAFT, or a custom logo on Windows 10/11 in Chrome or Edge — no Adobe Acrobat, no software install.

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