You write your concern. I only numbered it.

by R. Proffitt Moderator - 5/12/12 6:35 PM

In Reply to: personal portable device. by richard-liu

This is Android 2.x, there has been 3.x and now 4.x. That's 2 versions behind. I'm unsure why you asked for the upgrade question but as our office writes apps, I know a little.