Windows allows you to convert any image file with JPG, JPEG, PNG format to PDF without installing any third-party software via Windows Photos App.

Convert any Office file to PDF for free Get five free conversions with Adobe's online service, or go the download route with the free CutePDF Writer.

Then, under Convert to PDF, click on "Select a file" to import the JPG of your choice. Acrobat will automatically convert it to a PDF, and you just need to save it to your local drive.