Best answer as chosen by user gwrach923: None at all.

by R. Proffitt Moderator - 2/8/13 1:21 PM

In Reply to: Updating Flash. by gwrach923

I'd need to hear more, such as the device in question and why you could not install Flash like the rest of us.

Here's the page I used for my Nexus 7.
http://www.howtogeek.com/120277/how-to-install-flash-on-the-nexus-7-and-other-jelly-bean-devices/

I can't tell what you tried.
Bob