If you're referring to the 4.5 - CHECK HERE!!
Stackers give you their likes and dislikes..and some compare to 4.2 (OS)
Keep in mind about Pinstack's Rules
Hey guys I was just wondering what is the upside of this new os and the down side?
Thanks for the reply
You may want to upgrade your OS to any version below 4.5 if you can. I actually had to to gain features that my previous OS did not support.