HP is the most preferred brand of all in the market of printers pc and laptops , HP is famous among the users for it’s A class quality output at fast pace but being a machinery avoiding a technical glitch is not possible for hp such as it might not respond to the given command sometimes due to power connection issue or some other issue for resolution to all such technical issues contact tech expert at HP Printer Conatct Number Uk for more info visit the link http://www.printerhelpnumbers.co.uk/hp-printer-helpline-uk.php