Originally Posted by bsnalex:
“Running 8.2 on the iPad 2...it's already very slow to respond, especially when typing, and occasionally crashing on certain app, namely chrome.
Running 7.1 on the iPad 4”
I did a Google search, and the result was:
If your iPad 2 already runs iOS 8, UPGRADE! Performance can't really get any worse than iOS 8, and might just get better.
A full reset after installation on iOS 9 also seems to be recommended.