How to fix network printer dirver error for HP printers

1. Delete the printer having printing problem from the printer window.
2. Click on Start and Run and type in Regedit.
3. This will open Registry editor window.
4. Click on + sign besides HKEY_LOCAL_MACHINE
5. Click on + sign besides SYSTEM
6. Click on + sign besides CurrentControlSet
7. Click on + sign besides Control
8. Click on + sign besides Print
9. Click on + sign besides Environments
10. Click on + sign besides Windows NT x86
11. Click on + sign besides Drivers
12. Click on + sign besides Version-3
13. Right click on the printer name and delete it
14. Click on + sign besides Monitors and delete the folder for that printer
15. Close the Registry Editor
16. Go to System32 folder under C:\Windows\System32
17. Click to open spool folder and click to open drivers folder
18. Click to open w32x86 folder and click on 3 folder
19. Under 3 folder delete all the instances for the printer giving problems
20. Reboot computer and install the printer again
21. It should work fine now.