diff --git a/tools/diag.bat b/tools/diag.bat
index 240431bc..d282601a 100755
--- a/tools/diag.bat
+++ b/tools/diag.bat
@@ -1,28 +1,53 @@
 @echo off
 
 setlocal
+setlocal EnableDelayedExpansion
 
-echo WINFSP INSTALLATION DIRECTORY AND LAUNCHER REGISTRATIONS
-reg query HKLM\SOFTWARE\WinFsp /s /reg:32
+REM Determine the SxS (side-by-side) identifier.
+set SxsDir=
+set RegKey="HKLM\SOFTWARE\WinFsp"
+set RegVal="SxsDir"
+reg query !RegKey! /v !RegVal! /reg:32 >nul 2>&1
+if !ERRORLEVEL! equ 0 (
+    for /f "tokens=2,*" %%i in ('reg query !RegKey! /v !RegVal! /reg:32 ^| findstr !RegVal!') do (
+        set SxsDir=%%j
+    )
+)
+set SxsSuffix=
+if defined SxsDir (
+    set SxsSuffix=!SxsDir:*SxS\sxs.=!
+    if !SxsSuffix:~-1!==\ set SxsSuffix=!SxsSuffix:~0,-1!
+    set SxsSuffix=+!SxsSuffix!
+)
+
+echo WINFSP FSD
+sc query WinFsp!SxsSuffix!
+sc qc WinFsp!SxsSuffix!
+sc sdshow WinFsp!SxsSuffix!
+echo.
 echo.
 
-echo WINFSP DLL REGISTRATIONS
+echo WINFSP DLL
 reg query HKLM\SYSTEM\CurrentControlSet\Control\NetworkProvider\Order
 reg query HKLM\SYSTEM\CurrentControlSet\Services\WinFsp.Np\NetworkProvider
 reg query HKLM\SYSTEM\CurrentControlSet\Services\EventLog\Application\WinFsp
 echo.
 
-echo WINFSP FSD CONFIGURATION AND STATUS
-sc query WinFsp
-sc qc WinFsp
-sc sdshow WinFsp
-echo.
-
-echo WINFSP LAUNCHER SERVICE CONFIGURATION AND STATUS
+echo WINFSP LAUNCHER
 sc query WinFsp.Launcher
 sc qc WinFsp.Launcher
 sc sdshow WinFsp.Launcher
 echo.
+echo.
+
+echo WINFSP REGISTRY
+reg query HKLM\SOFTWARE\WinFsp /s /reg:32
+echo.
+
+echo FILE SYSTEM FILTERS (REQUIRES ADMINISTRATOR)
+fltmc filters
+echo.
+echo.
 
 echo OS INFORMATION
 systeminfo