HP printer is one of the most popular brands, which is specially known for the printing services. HP printer has many unique and advanced features, so countless users use it for many printing purposes. While printing the documents, I am experiencing HP printer driver is unavailable error. This technical error actually means that the driver installed against my printer in the computer system is either not compatible or is an outdated. Due to occurrence of this technical issue, my computer system fails to identify it. I am not able to find out the actual reasons of this technical glitch. So anyone can recommend the solid methods to fix this technical issue.