The Hp printer Driver Unavailable error usually then chances are your drivers are corrupt. there are three types issue printer driver install against the diver repairing the damaged file. This issue is very common in the world of printing and it can be easily tackled down with some tweaks here and there. If you want to remove this error immediately, then we suggest you to visit hp com support from your browser. Here, you can also get the detailed information about your hp printer driver is unavailable. hp printer driver is unavailable