I has Dell laptop.
I bought it on 2016 Feb it was hanging and it is not working correctly
Dell laptop settings was not good Acer laptop was more working good then Dell laptop
Acer laptop was with me from 4 years it was working good with out any problem and it was very good to use it
So please keep the good version in Dell with out hanging
Battery power was not good in Dell laptop 100% charging was coming only one hour
I was desepointed to Dell laptop
And Dell laptop heating overly
While we power on the laptop it was heating.