| Users | Filename | Product | Company | Version | Variant |
|---|---|---|---|---|---|
| 64.71% | %SYSDIR% \ spool \ PRTPROCS \ x64 \ hpzpp131.dll | HP Print Processor | Hewlett-Packard Corporation | 61.63.666.41 | 25598829 |
| 23.53% | %SYSDIR% \ spool \ PRTPROCS \ W32X86 \ hpzpp131.dll | HP Print Processor | Hewlett-Packard Corporation | 61.63.666.41 | 21370763 |
| 11.76% | %SYSDIR% \ spool \ PRTPROCS \ x64 \ hpzpp131.dll | HP Print Processor | Hewlett-Packard Corporation | 61.63.666.41 | 28601193 |