OpenOffice is not a file converter, but you can use it to add a JPG to a document and then export that document as a PDF file. Although it can't open PDF files, OpenOffice can save valid PDF files ...
You take a photo on your iPhone and email it to yourself. You try to open it on your Windows laptop, but the computer says it cannot display the file. You see a file extension you do not recognize: ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results