What exactly are you trying to achieve?
What device and OS are you using?
My Samsung SIII, ive always used only day before yesterday only not, text and free hand show up. No signature drop down.. im so worried it still works on all out tablets and yhe drivers phones just gone from mine. I also uninstalled and reinstalled and no luck.
Sent on a Boost Samsung Galaxy S® III
To add a signature to your document, please select the "Comment" tool or icon which brings up the commenting toolbar at the bottom. Clicking on the right-most icon (it looks like a pen) will allow you to add signature to the document.
Let me know if you have any further trouble.