What do you mean by HP printer driver unavailable error?

The driver unavailable error means that the printer has been used very heavily and also it has been used for printing outputs in bulk quantity. Also, there can be many other reasons why the driver unavailable error will occur on your printer driver incompatibility is one of the most prominent reasons out of many others. This particular error indicates miscommunication between the printer and the system. If you need any more details ask the expert at HP printer support and you can also visit our website here is link http://www.printerhelpnumbers.co.uk/hp-printer-helpline-uk.php