martha smith
In case, your HP 934/950/970 Printers is displaying an error message of damaged cartridge then you need to download and update the printer firmware. This way you will be able to resolve the problem of damaged cartridge. http://contact-help-number.co.uk/blog/hp-934-950-970-printers-showing-cartridge-damaged-message.php
HP Printer users sometimes get really annoyed because of the unpleasant grinding noise when they turn it on or while they print. This grinding noise issue can be managed easily if you trust the righteous resolution suggested by experts in this blog.
