The Extended Hardware Service Plan (EHS) extends the current Warranty coverage length currently on your Surface device (1 year standard on devices). This package will include Advanced Exchange for 3-5 working days for replacement devices. Please note that these packages can only be purchased & added within 45 days of purchase of the device. Once your warranty has expired you are not able to purchase another MS Warranty & will need to look at third party options. Below is a Warranty Matrix outlining further details