Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
OpenServiceW, CloseServiceHandle, RegEnumValueW, ConvertStringSecurityDescriptorToSecurityDescriptorW, RegDeleteValueW, RegEnumKeyExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, CreateProcessAsUserW, RegCreateKeyExW, RegOpenCurrentUser, RegOpenKeyExW, RegQueryValueExW, RegSetValueExW, RegCloseKey, ImpersonateLoggedOnUser, RevertToSelf, OpenThreadToken, OpenSCManagerW
comctl32.dll
ImageList_ReplaceIcon, ImageList_SetOverlayImage, ImageList_Create, InitCommonControlsEx, ImageList_Destroy
comdlg32.dll
GetOpenFileNameW
dwmapi.dll
DwmIsCompositionEnabled
gdi32.dll
GetTextExtentPoint32W, GetTextMetricsW, SetBkColor, PatBlt, MoveToEx, LineTo, SetTextColor, SetBkMode, SetBrushOrgEx, CreateDIBSection, CreatePatternBrush, RoundRect, CreateDCW, CreateCompatibleDC, CreateCompatibleBitmap, BitBlt, DeleteDC, CreateRoundRectRgn, FillRgn, CreateSolidBrush, GetDeviceCaps, DeleteObject, CreatePen, SelectObject, GetStockObject, GetObjectW, CreateFontIndirectW
imm32.dll
ImmDisableIME
kernel32.dll
DllMain
mscms.dll
WcsGetDefaultColorProfileSize, WcsSetDefaultColorProfile, WcsAssociateColorProfileWithDevice, WcsGetDefaultColorProfile, WcsDisassociateColorProfileFromDevice
msimg32.dll
GradientFill, AlphaBlend
ole32.dll
CoCreateGuid, CoInitializeEx, CoInitializeSecurity, CoUninitialize, StringFromGUID2, CreateStreamOnHGlobal, CoTaskMemAlloc, CoTaskMemRealloc, CoTaskMemFree, CoCreateInstance
powrprof.dll
PowerWritePossibleFriendlyName, PowerGetActiveScheme, CallNtPowerInformation, PowerDeterminePlatformRole, PowerReadDCValueIndex, PowerReadACValueIndex, PowerWriteSettingAttributes, PowerReadDCValue, PowerReadACValue, PowerEnumerate, PowerReadFriendlyName, PowerRemovePowerSetting, PowerWriteACDefaultIndex, PowerWriteDCDefaultIndex, PowerWritePossibleValue, PowerWritePossibleDescription, PowerCreatePossibleSetting, PowerWriteValueUnitsSpecifier, PowerWriteValueIncrement, PowerWriteValueMax, PowerWriteValueMin, PowerWriteDescription, PowerWriteFriendlyName, PowerCreateSetting
psapi.dll
GetModuleFileNameExW
setupapi.dll
SetupDiSetDevicePropertyW, SetupDiDestroyDeviceInfoList, SetupDiEnumDeviceInfo, SetupDiGetClassDevsW, SetupDiGetDevicePropertyW, CM_Reenumerate_DevNode, CM_Enable_DevNode, CM_Disable_DevNode, SetupDiSetDeviceRegistryPropertyW, CM_Get_Parent, SetupDiGetDeviceRegistryPropertyW, SetupDiGetDeviceInstanceIdW
shlwapi.dll
SHSetValueW, StrStrW, StrStrIW, SHDeleteValueW, PathFindFileNameW, PathFileExistsW, PathAppendW, PathAddBackslashW, SHGetValueW, StrStrIA
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
version.dll
GetFileVersionInfoSizeW, GetFileVersionInfoW, VerQueryValueW
winmm.dll
timeSetEvent, timeKillEvent
wtsapi32.dll
WTSQueryUserToken, WTSUnRegisterSessionNotification, WTSRegisterSessionNotification
Export table
CPlApplet
DllRegisterServer
DllUnregisterServer
nvsvcApplet
nvsvcErrorReportW
nvsvcGetOpenFileNameW
nvsvcInitialize
nvsvcStereoLaunchW

NVSVC.dll

NVIDIA Driver Helper Service, Version 306.97 by NVIDIA Corporation (Signed)

Remove NVSVC.dll
Version:   8.17.13.0697
MD5:   dec53e152e18541d3d585794d99f02b7
SHA1:   fa382b1b043ddd658bbd878fad1e48dc66023145

What is NVSVC.dll?

The NVIDIA Driver Helper Service is used in configuring a PC's NVIDIA drivers for video graphics cards. They provide the ability to override OpenGL refresh rates through via NVIDIA Control Panel in the display properties.

Overview

nvsvc.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvsvc.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 306.97
Typical file path:C:\Windows\System32\nvsvc.dll
File version:8.17.13.0697
Size:2.72 MB (2,853,224 bytes)
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Thursday, September 1, 2011
Expiration date:Monday, September 1, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows Vista Home Premium 24.00%
Windows 7 Professional 20.00%
Windows 7 Home Premium 20.00%
Windows 7 Ultimate 16.00%
Windows Vista Ultimate 8.00%
Windows Vista Home Basic 4.00%
Windows 8 Pro 4.00%
Microsoft Windows XP 4.00%

Distribution by countryDistribution by country

United States installs about 32.00% of NVIDIA Driver Helper Service, Version 306.97.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 33.33%
Dell 33.33%
Acer 16.67%
Gateway 16.67%
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