Save PDF to Mobile Homescreen

[Service123]

How can I open a document, edit it, and then save it to the home screen for easy access to attach within another app?

Actually... Saving it to the home screen is not going to help me.  How do I save it to my device at all?

[Abambo]

What device? What OS and version? What application and version?

[Service123]

Device: LG GPad XII 10.1

OS:  Android 6.0.1

Application:  Adobe Acrobat 17.4.1.178813