WINDOWS SERVICE

FDResPub: Function Discovery Resource Publication

Q: How do I check that it is the real service?

On build 26300 it is registered as svchost.exe -k LocalServiceAndNoImpersonation -p, runs as LocalService and loads C:\Windows\system32\fdrespub.dll, signed by Microsoft Windows. It has a trigger registered.

Publishes this computer and resources attached to this computer so they can be discovered over the network.

TECHNICAL SUMMARY

Service name	FDResPub
Display name	Function Discovery Resource Publication
Runs from	C:\Windows\System32\svchost.exe
Command line	svchost.exe -k LocalServiceAndNoImpersonation -p
Runs as	LocalService
Verdict	Depends on what you use
Microsoft, Windows Server 2016 guidance	No guidance

Paths, signer and service account observed on Windows 11 build 26300 on 12 November 2026. Run the commands below to check your own PC.

Should you touch it?

Depends on what you use

Microsoft states that if it is stopped, network resources are no longer published and other computers on the network cannot discover them. Its guidance for fixed-purpose Windows 10 and 11 IoT Enterprise devices rates it OK to disable. If other PCs need to find this one or what is attached to it, leave it. On the PC used for this page it was Manual and stopped.

What PC Tweaker does with it

PC Tweaker does not change this service. No control in the catalogue stops it, disables it or edits its start type.

Check it yourself

See its state and start type

Get-Service FDResPub | Format-List Name, DisplayName, Status, StartType
sc qc FDResPub

PowerShell

02
Let it start only when needed (administrator)
Note the START_TYPE that sc qc printed first, so you can put it back.
```
sc config FDResPub start= demand
```
cmd

Put it back

Use the start type you noted.

sc config FDResPub start= <auto|delayed-auto|demand>

cmd

Common questions

What does the FDResPub service do?

Publishes this computer and resources attached to this computer so they can be discovered over the network. It runs C:\Windows\System32\svchost.exe (svchost.exe -k LocalServiceAndNoImpersonation -p) as LocalService.

Can I disable FDResPub?

Depends on what you use. Microsoft states that if it is stopped, network resources are no longer published and other computers on the network cannot discover them. Its guidance for fixed-purpose Windows 10 and 11 IoT Enterprise devices rates it OK to disable. If other PCs need to find this one or what is attached to it, leave it. On the PC used for this page it was Manual and stopped.

My PC does not show up on the network. Is FDResPub the cause?

It can be: Microsoft says that with this service stopped the computer's resources are not published and cannot be discovered by other computers. Check Get-Service FDResPub, fdPHost | Select-Object Name, Status, StartType. On Windows 11 build 26300 FDResPub depends on fdPHost, RpcSs and the HTTP driver, so a disabled fdPHost also keeps it from starting.

How do I check that it is the real service?

On build 26300 it is registered as svchost.exe -k LocalServiceAndNoImpersonation -p, runs as LocalService and loads C:\Windows\system32\fdrespub.dll, signed by Microsoft Windows. It has a trigger registered.