...TESSERACT OCR is available for Windows users here:
https://digi.bib.uni-mannheim.de/tesseract/
Information on its use is generally available, this medium post provides an overview:
https://medium.com/quantrium-tech/installing-and-using-tesseract-4-on-windows-10-4f7930313f82
During the testing I used version 5 of the software.
The application provides an automated method of capturing a screenshot, the area for which can be defined. The screenshot can be captured at specific repeating intervals. All configuration is stored in a text file called "config.txt"
By default the timed screenshot is disabled on start-up, loading the configuration file will enable it.
...