You posted an inquiry in an Adobe Reader DC forum.
If you're using Adobe Reader DC , that is a free PDF viewer, and it allows you fill and sign a form, comment, save, print and share a PDF document.
So, unless you're not a victim of a scam, I don't understand why are you paying 37 dollars month for Adobe Reader.
Aren't you referring to Adobe Acrobat Pro DC? which is a full desktop computer version that is intended to create, edit, and collaborate online with other Adobe family of products, and third-party service providers.
Besides, take a look at the current pricing plans for Adobe Acrobat Pro DC: