Open the PDF in a PDF viewer
Use the export or save as image option if available
Select JPG or JPEG as the output format
Choose the page or pages you want to convert
Set the image quality or resolution if prompted
Save the file to your desired location
If no export option exists, use a PDF-to-JPG converter tool
Upload the PDF to the converter
Select JPG as the output format
Download the converted JPG files
If needed, use a screenshot tool and crop the page image
Repeat for each page you want as a JPG