Please note that the Hindi OCR research is not much sophisticated yet, hence the results may not be accurate 100% and may contain some errors.
If you are looking for a way to convert PDF file with Hindi text into word file, read this post to the end.
The simple copy-paste does not work in case of Hindi font due to the different text and font encoding methods. But when it comes to Hindi text, there are few options to extract text from a PDF file. There are many online websites and tools available to convert an English PDF file to plain text file or word file.