A:AnswerProbably not, gaming id suspect you'll need better than an i3 . This is more a entry level machine. Good for school and basic things in my opinion.
A:AnswerYes, that should be no problem. Because it involves partially disassembling the computer to get to the SSD to replace it with a higher capacity unit, the work needs to be done by a trained technician. The Geek Squad at your local Best Buy would be an excellent choice.
A:AnswerThank you for the question. Contact an authorized HP Service Center or Geek Squad to replace the battery. Located in the case adjacent to other components, and due to the nature of Li-Ion batteries, they are considered not user accessible.