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What is splwow64.exe?

Part of Print driver host for 32bit applications by Microsoft

(splwow64.exe is a system file that is installed with Windows)
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How does splwow64.exe run?

Process - splwow64.exe is an instance of a running program. This 64-bit program executes with the privileges as the currently logged in user account. splwow64.exe is executed by the process winword.exe (2007 Microsoft Office system by Microsoft).


What is the community is seeing?What is the community is doing?
About 0.5% of all Boost users have the splwow64.exe process running.Of the 0.5% of splwow64.exe users, less than 1% have disabled it.
How resource intensive is splwow64.exe?
Comparison based on the average resource utilization across all programs.
0.00003% CPU296.7%
Average CPU utilization across all programs is 0.00001%.
          2.89 MB RAM13.4%
Average private memory utilization across all programs is 21.53 MB.
 1 /min0.0%
Average I/O read and write operations for all programs is 2,253 per minute.
         4 GDI objects2.7%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:

Are there other versions of Print driver host for 32bit ap...?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by Print driver host for 32bit applications.

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7600.0)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: splwow64.exe
Publisher: Microsoft Corporation (verified)
Name: Print driver host for 32bit applications
Description: Microsoft® Windows® Operating System
Version: 6.1.7600.16962 (win7_gdr.120210-1506)
Product version: 6.1.7600.16962
Size: 66 KB
Original file name: splwow64.exe
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0000852368%
Privileged CPU: 0.0000555692%
User CPU: 0.00002966760698%
Privileged CPU time: 148.2 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 639,968,056
CPU cycle count /min: 256,352
Memory utilization averages
Committed memory: 69.25 MB
Peak committed memory: 74.85 MB
Paged memory: 2.89 MB
Peak paged memory: 3.04 MB
Paged system memory: 131.71 KB
Non-paged system memory: 8.68 KB
Working set memory: 4.07 MB
Peak working set memory: 6.68 MB
Min working set memory: 4.01 MB
Private memory: 2.89 MB
Page faults: 4,594
Page faults /min: 2
Process I/O averages
Total read operations: 2
Read operations /min: 1
Total read transfer: 19.2 KB
Read transfer /min: 10 Bytes
Total other operations: 822
Other operations /min: 1
Total other transfer: 9.55 KB
Other Transfer /min: 7 Bytes
GUI Object Averages
GDI objects: 4
Peak GDI objects: 4
USER objects: 2
Peak USER objects: 2
Handle count average: 79
Thread count average: 6
Thread resource averages

Process details

Runs as (owner): User
Integrety level: Medium
Windows platform: 64-bit
Parent Process
Process Command
C:\Windows\splwow64.exe 1

Image hashes

MD5: 24aa25089217af1b5289534824cac69f
SHA-1: 7f07d3f2de198c5cceab0c345c9982d3fd30c6d2
SHA-256: ed9907ee0b0a4b7c5faf2fc1030565069633249f2f9a3ef156b432e22ebffdf2

PE image details

CLR assembly: Yes
Langauge*: Microsoft Visual C# / Basic .NET
File packed: No
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