Should I block it?
No, this file is 100% safe to run.
 
Relationships
     
    
        FXSSVC.exe
Sistema operativo Microsoft Windows by Microsoft
| Version:    | 5.2.2600.5512 (xpsp.080413-0852) | 
| MD5:    | 075cfe0213b51ae2d9e37c9b2164b227 | 
| SHA1:    | 3e06837b432b706414f73abd5ceb4aff6ca122b8 | 
| SHA256:    | 5c48dc0a561fcc8f5f5acc22be21764e2528210a80d72fefe9a08a03dead283f | 
This is a Windows system installed file with Windows File Protection (WFP) enabled.
Overview
fxssvc.exe runs as a service under the name Fax within the local user context. This version is installed on Windows XP.
Details
| File name: | fxssvc.exe | 
| Publisher: | Microsoft Corporation | 
| Product name: | Sistema operativo Microsoft® Windows® | 
| Description: | Servicio de fax | 
| Typical file path: | C:\Windows\System32\fxssvc.exe | 
| File version: | 5.2.2600.5512 (xpsp.080413-0852) | 
| Product version: | 5.2.2600.5512 | 
| Size: | 262 KB (268,288 bytes) | 
| Digital DNA | 
| File packed: | No | 
| .NET CLR: | No | 
More details
Behaviors
Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
Distribution by Windows OS
| OS version | distribution | 
| Microsoft Windows XP | 
100.00% | 
 | 
Distribution by PC manufacturer
| PC Manufacturer | distribution | 
| Acer | 
100.00% | 
 |