| Feature | Standard PDF | PDF/A (Archival) | | :--- | :--- | :--- | | | May use system fonts | Must embed all fonts | | Transparency | Supported | Must be flattened | | Color Space | RGB (screen) | RGB, CMYK, or Grayscale only | | JavaScript | Allowed | Forbidden | | Metadata | Optional | Required (XMP) |
If that string is absent, you are looking at a standard PDF, not an archival one. doctype pdf
Add annotations and drawing markups You can use annotation and drawing markup tools to add comments. Comments are notes and drawin... Adobe Help Center How to make a PDF file searchable - Adobe Acrobat To make a PDF searchable using Adobe Acrobat, you can follow these steps: * Open Adobe Acrobat on your computer. * Click Open. * F... Adobe How to Write on a PDF Document: A Step-by-Step ... - Nitro PDF How to write on a PDF document: Step-by-step. Writing on a PDF allows you to add new text, make annotations, and fill out forms di... Nitro PDF Sample Documents - Prince Sample Documents * Dictionary. Dictionaries often use a multi-column layout to save space, with running headers indicating keyword... PrinceXML Searchable PDF Files & How to Create Them - Adobe How to create and edit a searchable-PDF file. To get started, you'll need an existing image-based PDF file. This might be a visual... Adobe How to Embed Fonts in a PDF | Adobe Acrobat Quick list: how to insert fonts in a PDF. Here's how to add fonts to your PDF doc the easy way. Check your fonts. Firstly, check w... Adobe How to add text to a PDF | Adobe Acrobat Australia Jun 5, 2025 — | Feature | Standard PDF | PDF/A (Archival)
If you are trying to use "doctype pdf" in code, Adobe Help Center How to make a PDF
Search engines use these tags to index PDF content separately from HTML pages.