Hi this laptop is number one for using for any offices and for separately also I am using this laptop from 1 year and I have no any query about hanging or in etc causes I am using roughly because my work is daily and continuely going on best battery support and best for running also.site support anti virus system is very best me and my few friends using this laptop and we have best experience about this product.i suggest to any body who working daily online use this laptop for better and best result thank