Is Replace embedded image free to use?

Yes. This tool is available for free with no account required for basic usage.

Are files secure when using Replace embedded image?

Uploaded files are processed temporarily and automatically removed after one hour.

How do I get the best result with Replace embedded image?

Use clean source files and review output after processing, especially for complex replace embedded image workflows.

Do I need an account or signup?

No. PDFBaba does not require signup for these tools. Upload, process, and download without creating an account.

Is there a watermark on the output?

Output from this tool is not watermarked by PDFBaba. You get a clean file suitable for work and sharing.

What is the maximum file upload size?

The default limit is 100MB per file on the server. Your host or administrator can change this via environment configuration. If a file fails to upload, try compressing or splitting it first.

Can I use this tool on my phone or tablet?

Yes. PDFBaba works in modern mobile browsers. Very large files or complex previews may be smoother on a desktop with a stable connection.

Is there a daily usage limit?

To keep the service fast for everyone, rate limits may apply per IP. Typical personal use is rarely affected. If you hit a limit, wait briefly and try again.

What if my PDF is password-protected?

For Replace embedded image, use an unlocked PDF when possible. If the file asks for a password in a reader, unlock it with our Unlock PDF tool first, then run Replace embedded image on the decrypted file.

Online PDF Tool

Replace embedded image

Swap an embedded image XObject by object number or by page + resource id.

Why use Replace embedded image?

When only one embedded logo or diagram must change, re-exporting the whole document from source apps is painful. Updating an image XObject by object number or page plus resource id swaps assets surgically—if you know PDF internals. PDFBaba serves power users; always verify visually after replacement. No signup is required, and files are deleted after about one hour.

Supported files & limits

One PDF; target an embedded image by object id or page + resource. The default upload limit is 100MB per file; administrators can raise or lower this via server configuration. Power-user asset swaps.

Privacy & data retention

PDFBaba is built for quick tasks: your uploads and generated downloads are kept only long enough to process your request and are automatically deleted after about one hour. We do not require signup for these tools, and we do not use your documents to train AI models. For full details on cookies, analytics, and legal terms, read our Privacy Policy.

Features

pdfcpu update image

Object # or page + id

PNG/JPEG and more

How to use

1
Upload your source file.
2
Click replace image to process the document.
3
Download the output file.

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