Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 7.00%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.24%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.48%
6.2.9200.16384 (win8_rtm.120725-1247) 2.90%
6.2.9200.16384 (win8_rtm.120725-1247) 17.39%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.24%
6.1.7600.16385 (win7_rtm.090713-1255) 42.51%
6.1.7600.16385 (win7_rtm.090713-1255) 16.91%
6.0.6002.18005 (lh_sp2rtm.090410-1830) 6.04%
6.0.6002.18005 (lh_sp2rtm.090410-1830) 1.21%
6.0.6000.16386 (vista_rtm.061101-2205) 1.45%
5.2.3790.1830 (srv03_sp1_rtm.050324-1447) 0.24%
5.1.2600.5512 (xpsp.080413-2108) 2.17%
5.1.2600.5512 (xpsp.080413-2108) 0.24%
5.1.2600.5512 (xpsp.080413-2108) 0.24%
5.1.2600.5512 (xpsp.080413-2108) 0.24%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 0.48%

Relationships

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegCloseKey, RegQueryValueExW, RegOpenKeyW, SetServiceStatus, RegisterServiceCtrlHandlerExW, RegSetValueExW, RegCreateKeyExW, QueryServiceStatusEx, NotifyServiceStatusChangeW, RegOpenKeyExW, OpenSCManagerW, OpenServiceW, CloseServiceHandle
api-ms-win-core-apiquery-l1-1-0.dll
ApiSetQueryApiSetPresence
api-ms-win-core-com-l1-1-0.dll
CoInitializeSecurity, CoInitializeEx, CoUninitialize, CoCreateInstance
api-ms-win-core-com-l1-1-1.dll
CoInitializeSecurity, CoInitializeEx, CoUninitialize, CoCreateInstance
api-ms-win-core-delayload-l1-1-1.dll
DelayLoadFailureHook, ResolveDelayLoadedAPI
api-ms-win-core-errorhandling-l1-1-1.dll
UnhandledExceptionFilter, GetLastError, SetUnhandledExceptionFilter
api-ms-win-core-file-l1-2-0.dll
ReadFile, CreateDirectoryW, CreateFileW, WriteFile
api-ms-win-core-file-l1-2-1.dll
ReadFile, CreateFileW, WriteFile, CreateDirectoryW
api-ms-win-core-handle-l1-1-0.dll
CloseHandle, DuplicateHandle
api-ms-win-core-heap-l1-2-0.dll
HeapFree, HeapAlloc, GetProcessHeap
api-ms-win-core-heap-obsolete-l1-1-0.dll
LocalFree, LocalAlloc
api-ms-win-core-interlocked-l1-2-0.dll
InterlockedCompareExchange, InterlockedExchange
api-ms-win-core-io-l1-1-1.dll
CancelIoEx, DeviceIoControl, GetOverlappedResult
api-ms-win-core-localregistry-l1-1-0.dll
RegCloseKey, RegCreateKeyExW, RegSetValueExW, RegOpenKeyExW, RegQueryValueExW
api-ms-win-core-processthreads-l1-1-1.dll
GetCurrentProcessId, GetCurrentThreadId, OpenProcess, TerminateProcess, CreateThread, GetCurrentProcess
api-ms-win-core-processthreads-l1-1-2.dll
CreateThread, GetCurrentProcessId, OpenProcess, GetCurrentThreadId, GetCurrentProcess, TerminateProcess
api-ms-win-core-profile-l1-1-0.dll
QueryPerformanceCounter
api-ms-win-core-registry-l1-1-0.dll
RegCloseKey, RegOpenKeyExW, RegQueryValueExW, RegCreateKeyExW, RegSetValueExW
api-ms-win-core-string-l1-1-0.dll
MultiByteToWideChar
api-ms-win-core-synch-l1-2-0.dll
Sleep, WaitForSingleObject, WaitForSingleObjectEx, SetWaitableTimer, WaitForMultipleObjectsEx, ResetEvent, SetEvent, CancelWaitableTimer, CreateEventW, ReleaseMutex, CreateMutexW, CreateWaitableTimerExW
api-ms-win-core-sysinfo-l1-2-0.dll
GetTickCount, GetSystemTimeAsFileTime, GetSystemTime
api-ms-win-core-sysinfo-l1-2-1.dll
GetSystemTime, GetTickCount, GetSystemTimeAsFileTime
api-ms-win-core-timezone-l1-1-0.dll
SystemTimeToFileTime
api-ms-win-devices-config-l1-1-0.dll
CM_Unregister_Notification, CM_Register_Notification
api-ms-win-devices-config-l1-1-1.dll
CM_Register_Notification, CM_Unregister_Notification
api-ms-win-devices-query-l1-1-0.dll
DevCloseObjectQuery, DevCreateObjectQuery
api-ms-win-devices-query-l1-1-1.dll
DevCloseObjectQuery, DevCreateObjectQuery
api-ms-win-service-core-l1-1-0.dll
RegisterServiceCtrlHandlerExW, SetServiceStatus
api-ms-win-service-core-l1-1-1.dll
SetServiceStatus, RegisterServiceCtrlHandlerExW
api-ms-win-service-management-l1-1-0.dll
OpenServiceW, CloseServiceHandle, OpenSCManagerW
api-ms-win-service-management-l2-1-0.dll
NotifyServiceStatusChangeW, QueryServiceStatusEx
cfgmgr32.dll
DevQueryObjects, DevQueryClose
deviceassociation.dll
DafMemFree, DafStartFinalize, DafSelectCeremony, DafStartEnumCeremonies, DafCreateAssociationContextFromOobBlob, DafCloseAssociationContext, DafStartRemoveAssociation, DafCreateAssociationContext
devobj.dll
DevObjEnumDeviceInterfaces, DevObjGetClassDevs, DevObjGetDeviceInterfaceDetail, DevObjCreateDeviceInfoList, DevObjDestroyDeviceInfoList
kernel32.dll
GetCurrentProcess, DuplicateHandle, CreateDirectoryW, QueryPerformanceCounter, DelayLoadFailureHook, Sleep, ReleaseMutex, CreateMutexW, InterlockedExchange, GetProcAddress, FreeLibrary, InterlockedCompareExchange, LoadLibraryExA, ReadFile, GetTickCount, GetCurrentThreadId, GetCurrentProcessId, GetSystemTimeAsFileTime, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, WriteFile, MultiByteToWideChar, DeviceIoControl, GetOverlappedResult, OpenProcess, lstrlenW, LocalAlloc, CreateFileW, CreateEventW, GetLastError, HeapFree, GetProcessHeap, HeapAlloc, CreateWaitableTimerW, SetWaitableTimer, WaitForMultipleObjectsEx, CancelWaitableTimer, SetEvent, WaitForSingleObject, CloseHandle, LocalFree, GetSystemTime, SystemTimeToFileTime, CreateThread, CancelIo, GetWindowsDirectoryW, DisableThreadLibraryCalls, LoadLibraryA, ResolveDelayLoadedAPI, ResetEvent
msvcrt.dll
DllMain
ntdll.dll
EtwGetTraceEnableFlags, EtwGetTraceLoggerHandle, EtwRegisterTraceGuidsW, EtwUnregisterTraceGuids, EtwGetTraceEnableLevel, EtwTraceMessage
ole32.dll
CoInitializeSecurity, CoInitializeEx, CoCreateInstance, CoUninitialize
rpcrt4.dll
RpcMgmtStopServerListening, RpcBindingInqAuthClientW, RpcRaiseException, RpcRevertToSelf, RpcImpersonateClient, RpcServerUseProtseqEpW, RpcServerRegisterIf, RpcServerInqDefaultPrincNameW, RpcServerRegisterAuthInfoW, RpcStringFreeW, RpcServerListen, NdrServerCall2, RpcMgmtWaitServerListen, RpcServerRegisterIfEx, RpcServerUnregisterIfEx
setupapi.dll
SetupDiGetDeviceInterfaceDetailW, SetupDiEnumDeviceInterfaces, SetupDiGetClassDevsW, SetupDiDestroyDeviceInfoList
shfolder.dll
SHGetFolderPathW
user32.dll
KillTimer, RegisterClassExW, CreateWindowExW, TranslateMessage, DispatchMessageW, DestroyWindow, UnregisterClassW, DefWindowProcW, RegisterDeviceNotificationW, PostMessageW, UnregisterDeviceNotification, GetMessageW

bthserv.dll

Bluetooth Support Service by Microsoft

Remove bthserv.dll
Version:   6.2.8102.0 (winmain_win8m3.110823-1455)
MD5:   e106a84f21200ac9036a555ee9b4b37c
SHA1:   022b505dc01d375efa865f624da70b57075ea5dc
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is bthserv.dll?

The Bluetooth Windows service supports discovery and association of remote Bluetooth devices.

Overview

bthserv.dll is loaded as dynamic link library that runs in the context of a process. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). This version is installed on Windows 8.

DetailsDetails

File name:bthserv.dll
Publisher:Microsoft Corporation
Product name:Bluetooth Support Service
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\bthserv.dll
Original name:BTHSERV.DLL.MUI
File version:6.2.8102.0 (winmain_win8m3.110823-1455)
Product version:6.2.8102.0
Size:63.5 KB (65,024 bytes)
Build date:8/23/2011 6:54 PM
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Hosted services
Runs as a shared service under the Windows svcHost
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'
  • Shared name is 'bthserv'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 26.50%
Windows 7 Ultimate 19.00%
Windows 8.1 9.50%
Windows 8 6.50%
Windows 7 Professional 6.50%
Windows 8 Pro 5.00%
Windows 8 Single Language 4.00%
Microsoft Windows XP 4.00%
Windows 7 Home Basic 3.50%
Windows Vista Home Premium 3.50%
Windows 8.1 Pro 2.50%
Windows 8.1 Single Language 1.50%
Windows 8 Enterprise 1.50%
Windows 8 Pro with Media Center 1.50%
Windows 8.1 Enterprise Evaluation 0.50%
Windows 8.1 Pro with Media Center 0.50%
Windows Vista Home Basic 0.50%
Windows Developer Preview 0.50%
Windows 7 Starter 0.50%
Windows 8.1 Pro Preview 0.50%
Windows 7 Enterprise 0.50%
24 other Windows OS version

Distribution by countryDistribution by country

United States installs about 25.76% of Bluetooth Support Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 23.40%
Lenovo 15.60%
Hewlett-Packard 15.25%
Sony 14.18%
ASUS 11.35%
Acer 7.45%
Samsung 3.90%
Toshiba 3.55%
Alienware 1.42%
GIGABYTE 1.42%
Intel 0.71%
Apple 0.71%
MSI 0.71%
American Megatrends 0.35%
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