@echo off
setlocal ENABLEDELAYEDEXPANSION
for /f "tokens=1,2*" %%a in ('reg query HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Spotlight\') DO set regkey=%%a
for /f "tokens=1,2*" %%a in ('reg query "%regkey%" /v landscapeImage') DO set landscapeImage=%%c
copy "%landscapeImage%" c:\wallpaper\wallpaper.jpg > nul
reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\PersonalizationCSP /v LockScreenImagePath /t REG_SZ /d "c:\wallpaper\wallpaper.jpg" /f > nul
reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\PersonalizationCSP /v LockScreenImageUrl /t REG_SZ /d "c:\wallpaper\wallpaper.jpg" /f > nul
reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\PersonalizationCSP /v LockScreenImageStatus /t REG_DWORD /d 1 /f > nul
exit