Source document: https://docs-lawep.s3.us-east-2.amazonaws.com/1697804589529.pdf (India)
APPENDIX II – SCREENSHOTS SHOWING THE PROCEDURE FOR MAKING OCR PDF  Creating OCR PDF from Microsoft Word.

The screenshots shown below are self explanatory.

 Creating OCR PDF from Libre Office Writer.

The screenshots shown below are self explanatory.

All the above mentioned steps are indicative only.