A:AnswerThis is a Chromebook and not a laptop, as long as you do all your work via the network, or WiFi you're fine. Doesn't have an RJ-45 jack so it has to be wireless.
A:AnswerAcer provides a one year manufacturer's warranty against hardware defects on the Chromebook products. Warranty details are posted here: https://www.acer.com/ac/en/US/content/standard-warranty
A:AnswerSorry to hear this- we recommend you contact Acer support for assistance with your power cord issues. Contact information is posted here for your convenience: https://www.acer.com/ac/en/US/content/service-contact