Script to fix broken default profile after windows feature update/upgrade

SET WINVER=0
for /f "tokens=3" %%A IN ('reg query "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v "DisplayVersion" /reg:64') DO (
    IF NOT "%%A"=="" SET "WINVER=%%A"
)
IF "%WINVER%"=="0" (
    for /f "tokens=3" %%A IN ('reg query "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v "ReleaseID" /reg:64') DO (
        IF NOT "%%A"=="" SET "WINVER=%%A"
    )
)

IF EXIST "c:\Windows.old\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat" (
    IF EXIST "c:\Windows.old\Users\Default\NTUSER.dat" (
        IF NOT EXIST "c:\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat" (
            IF NOT EXIST "c:\windows\temp\NTUSER_%WINVER%.dat.bak" copy /y "c:\users\default\ntuser.dat" "c:\windows\temp\NTUSER_%WINVER%.dat.bak"
            IF EXIST "c:\windows\temp\NTUSER_%WINVER%.dat.bak" (

                attrib -h "c:\Windows.old\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat"
                copy "c:\Windows.old\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat" "c:\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat"

                attrib +h "c:\Windows.old\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat"
                attrib +h "c:\Users\Default\AppData\Local\Microsoft\Windows\usrClass.dat"

                attrib -h "c:\Windows.old\Users\Default\NTUSER.dat"
                copy /y "c:\Windows.old\Users\Default\NTUSER.dat" "c:\users\default\ntuser.dat"
            )
        )
    )
)