I tried VERA https://verapdf.org/home/#validation for testing pdf-a format and I get these errors:

Rule    Status
Specification: ISO 19005-2:2011, Clause:, Test number: 1   
The font programs for all fonts used for rendering within a conforming file shall be embedded within that file, as defined in ISO 32000-1:2008, 9.9.    Failed
14 occurrences  Show

Specification: ISO 19005-2:2011, Clause: 6.2.8, Test number: 3  
If an Image dictionary contains the Interpolate key, its value shall be false. For an inline image, the I key shall have a value of false.  Failed
1 occurrences   Show

Specification: ISO 19005-2:2011, Clause:, Test number: 1   
The Font dictionary of all fonts shall define the map of all used character codes to Unicode values, either via a ToUnicode entry, or other mechanisms as defined in ISO 19005-2,   Failed
1 occurrences 

How to correct it please? Thank you

closed as unclear what you're asking by TeXnician, Schweinebacke, Raaja, Phelype Oleinik, Stefan Pinnow May 4 at 13:57

Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.

  • 1
    Please show a minimal compilable code example (MWE) to reproduce these warnings. – TeXnician May 2 at 9:38
  • 1
    I found out that this command makes problem: \renewcommand{\labelitemi}{\scriptsize$\blacksquare$} – Lukáš Altman May 4 at 3:43
  • Would it be possible to show a full example document with this command that fails the validation and produces the messages shown in the question? – moewe May 4 at 11:54

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