To configure the extension, navigate to the extension’s administration page.

Select logging level depending on the requested detail level of the information logged.
The Standard logging level is preferred to make it easier to spot errors.
Specify the URL of the online pdfRest API service for PDF to PNG conversion (e.g.: ‘https://api.pdfrest.com/png’).
Specify the API Key to access the pdfRest API service. You can obtain the API Key by setting up an account at the pdfRest web site.
Select one of the values (72 DPI or 300 DPI), 72 DPI is the default.
Each Template where output should be converted to PNG has to be configured individually. Go to Content > Templates in the admin area and check the ‘Convert Output To PNG’ option in template’s Metadata Fields area.

The following files must be installed in these Storefront directories:
/WebPages/UserROI360PDFToPNGHandler.ashx
/WebPages/ROI360/PDFToPNG/PDFToPNGResource.resx
/WebPages/bin/Extensions/PDFToPNGExtension.dll