Remove Prefix from all file in current folder as well as files in subfolder windows batch

Question

i am trying to remove prefix from all files in current folder and subfolders i tryed following code which work only for current folder

setlocal enabledelayedexpansion
for %%F in (*) do (
  set "FN=%%F"
  set "FN=!FN:~15!"
  ren "%%F" "!FN!"
)
goto :eof

Please Help me to solve this

Answer 1

for /f "delims=" %%a in ('dir /b /a-d /s') do (
    set "fname=%%~nxa"
    set "fpath=%%~dpa"
    setlocal enabledelayedexpansion
    set "nname=!fname:~15!"
    ren "!fpath!!fname!" "!nname!"
    endlocal
)

This is the safe way to preserve exclamation marks.