Fis-pass.dll Apr 2026

Older versions of HP’s Digital Imaging monitor (specifically the HP Digital Imaging - All-in-One suite) used a component internally referenced as "FIS" (Functional Interop System). In these cases, fis-pass.dll handles background data passing between the printer software and the Windows registry.

Let’s break down exactly what fis-pass.dll is, why it’s on your system, and what to do when it starts causing problems. fis-pass.dll is not a Microsoft Windows system file. In most documented cases, this DLL file is associated with FIS (Fidelity National Information Services) or banking/financial software components, specifically related to password vaults or single sign-on (SSO) modules . fis-pass.dll

| | Malware (Fake) | | :--- | :--- | | Located in C:\Program Files\HP\ or C:\Program Files\FIS\ | Located in C:\Windows\System32\ or C:\Users\YourName\AppData\Roaming\ | | Digitally signed by "Hewlett-Packard" or "FIS" | No digital signature, or invalid signature | | File size between 100KB – 500KB | File size under 50KB or over 10MB (packed) | | High CPU usage only during print jobs | Constant 20-30% CPU usage, network spikes | fis-pass

Have you encountered an error with fis-pass.dll ? Let us know in the comments below. Disclaimer: Always verify files on your specific system. When in doubt, consult a qualified IT professional. Let us know in the comments below

If you delete fis-pass.dll from a legitimate HP or FIS folder, you will break your printer software or your corporate login portal. You will then have to reinstall the entire application suite.

Is it a virus? Is it a vital Windows component? Or is it just a harmless piece of software that got lost?

sfc /scannow This fixes corrupted Windows system files that might be conflicting with the DLL. Use Windows Defender Offline or Malwarebytes. Pay special attention to scheduled tasks and startup entries. Final Verdict: Should You Delete It? Do not delete it unless you are 100% sure it is malware.