Custom title and text for a link to share on Facebook

Sometimes I have the problem that the text or title of a link that I want to share do not describe the content. See below the example of a link that I want to share for a document on, an online storage service.

The title is the URL and the text is something about In this example I want the title to be about the document and the text should describe the content of the document.

"Disclosure of Material Connection: Some of the links in the post above are "affiliate links." This means if you click on the link and purchase the item, I will receive an affiliate commission. Regardless, I only recommend products or services I use personally and believe will add value to my readers. I am disclosing this in accordance with the Federal Trade Commission`s 16 CFR, Part 255: "Guides Concerning the Use of Endorsements and Testimonials in Advertising."