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Edit Unicode Mapping

Bent Kirkegaard
  • Updated

What it does

This command enables to edit the Unicode Mapping of all characters and fonts that are used in the document.

Use it for

Add missing Unicode Mapping or fix wrong Unicode Mapping.

How to use it

Add missing Unicode Mapping

  1. Go to the tab "Font" and click the button "Edit Unicode Mapping".
    button: Edit Unicode Mapping
  2. Go to the font that is marked red. This indicates that there is a glyph without a corresponding Unicode character.
    Dialog box: Edit Unicode Mapping_Missing mapping
  3. Go to the glyph that is marked red.
  4. Insert the correct Unicode character into the character field.
    Dialog box: Edit Unicode Mapping_Mapping added
  5. Click the button "Apply".
  6. Done!

Fix wrong Unicode Mapping

  1. Go to the tab "Font" and click the button "Edit Unicode Mapping".
  2. Search the character that replaces a glyph in a wrong way by using the search field "Search Character".
  3. The first font that contains such a character is marked blue.
  4. Go to the glyph that is marked blue. Check if the Unicode Mapping is correct. If not insert the correct Unicode character into the character field.
    Dialog box: Edit Unicode Mapping_Mapping changed
  5. Click the button "Apply".
  6. Go back to the search field and click "Arrow up" to find another font with this glyph and continue with step 4.
  7. You are done when you reach the font that you have checked first.

Related Checkpoint

Matterhorn Protocol

  • Checkpoint 10: Character Mappings, Failure Condition 10-001: "Character code cannot be mapped to Unicode."

Also see: Matterhorn Protocol

Related reference

ISO 14289-1 (PDF/UA)

  • 7.2 Text: "Character codes shall map to Unicode as described in ISO 32000-1:2008, 14.8.2.4.2."

Also see: ISO 14289 (PDF/UA)

Related accessibility issue

Missing or wrong Unicode Mapping can cause character issues:

  • in alternative representations - for example in the high contrast mode of the VIP PDF-Reader
  • in the speech output
  • in repurposing text
  • in copying text