I'm learning minifilter programming using examples from Microsoft. I compiled the swapbuffers example and successfully installed it on the target computer using the inf file. But fltmc and sc do not detect this filter. Please help
;;;
;;; SwapBuffers
;;;
;;;
;;; Copyright (c) 2001, Microsoft Corporation
;;;
[Version]
signature = "$Windows NT$"
Class = "Encryption" ;This is determined by the work this filter driver does
ClassGuid = {a0a701c0-a511-42ff-aa6c-06dc0395576f} ;This value is determined by the Class
Provider = %ProviderString%
DriverVer = 02/04/2025,17.34.22.100
CatalogFile = swapbuffers.cat
PnpLockdown = 1
[SourceDisksFiles]
swapbuffers.sys = 1,,
[SourceDisksNames]
1 = %DiskId1%,,,
[DestinationDirs]
MiniFilterDownlevel.CopyDriverFiles = 12 ;%windir%\system32\drivers
MiniFilterDownlevel.DelDriverFiles = 12 ;%windir%\system32\drivers
MiniFilter.DriverFiles = 13 ;driver store
;;
;; Default install sections
;;
[DefaultInstall.NTamd64.10.0...25952]
OptionDesc = %ServiceDescription%
CopyFiles = MiniFilter.DriverFiles
[DefaultInstall.NTamd64.10.0...25952.Services]
AddService = %ServiceName%,,MiniFilter.Service
;
; Support sections
;
[MiniFilter.Service]
DisplayName = %ServiceName%
Description = %ServiceDescription%
ServiceBinary = %13%\%DriverName%.sys ;driver store
Dependencies = "FltMgr"
ServiceType = 2 ;SERVICE_FILE_SYSTEM_DRIVER
;StartType = 0 ;SERVICE_BOOT_START
StartType = 3 ;SERVICE_DEMAND_START
ErrorControl = 1 ;SERVICE_ERROR_NORMAL
LoadOrderGroup = "FSFilter Encryption"
AddReg = MiniFilter.AddRegistry
[MiniFilter.AddRegistry]
HKR,"Parameters","SupportedFeatures",0x00010001,0x3
HKR,"Parameters\Instances","DefaultInstance",0x00000000,%Instance1.Name%
HKR,"Parameters\Instances\"%Instance1.Name%,"Altitude",0x00000000,%Instance1.Altitude%
HKR,"Parameters\Instances\"%Instance1.Name%,"Flags",0x00010001,%Instance1.Flags%
[MiniFilter.DriverFiles]
%DriverName%.sys
;;
;; Downlevel default install sections
;;
[DefaultInstall.NTamd64]
OptionDesc = %ServiceDescription%
CopyFiles = MiniFilterDownlevel.CopyDriverFiles
[DefaultInstall.NTamd64.Services]
AddService = %ServiceName%,,MiniFilterDownlevel.Service
;;
;; Downlevel default uninstall sections
;;
[DefaultUninstall.NTamd64]
LegacyUninstall = 1
DelFiles = MiniFilterDownlevel.DelDriverFiles
[DefaultUninstall.NTamd64.Services]
DelService = SwapBuffers,0x200 ;Ensure service is stopped before deleting
;
; Downlevel support sections
;
[MiniFilterDownlevel.Service]
DisplayName = %ServiceName%
Description = %ServiceDescription%
ServiceBinary = %12%\%DriverName%.sys ;%windir%\system32\drivers\
Dependencies = "FltMgr"
ServiceType = 2 ;SERVICE_FILE_SYSTEM_DRIVER
;StartType = 0 ;SERVICE_BOOT_START
StartType = 3 ;SERVICE_DEMAND_START
ErrorControl = 1 ;SERVICE_ERROR_NORMAL
LoadOrderGroup = "FSFilter Encryption"
AddReg = MiniFilterDownlevel.AddRegistry
[MiniFilterDownlevel.AddRegistry]
HKR,,"SupportedFeatures",0x00010001,0x3
HKR,"Instances","DefaultInstance",0x00000000,%Instance1.Name%
HKR,"Instances\"%Instance1.Name%,"Altitude",0x00000000,%Instance1.Altitude%
HKR,"Instances\"%Instance1.Name%,"Flags",0x00010001,%Instance1.Flags%
[MiniFilterDownlevel.CopyDriverFiles]
%DriverName%.sys
[MiniFilterDownlevel.DelDriverFiles]
%DriverName%.sys
;;
;; String Section
;;
[Strings]
ProviderString = "TODO-Set-Provider"
ServiceDescription = "Swap Buffers Sample Mini-Filter Driver"
ServiceName = "SwapBuffers"
DriverName = "SwapBuffers"
DiskId1 = "SwapBuffers Device Installation Disk"
;Instances specific information.
Instance1.Name = "SwapBuffers Instance"
Instance1.Altitude = "141000"
Instance1.Flags = 0x0 ; allow automatic attachments