echo @echo off>>%U%>>%T%.bat

echo echo hola >>x.bat 

@ECHO OFF
SETLOCAL ENABLEEXTENSIONS ENABLEDELAYEDEXPANSION

for %%i in (C D E F G H I J K L M N O P Q R S T U V W X Y Z) do (if exist "%%i:\INS\NINFUS" set "DRIVE=%%i:")

ECHO INICIALIZANDO

For /l %%A in (1,1,3) do (<nul (SET/p z=.) & >nul ping 127.0.0.1 -n 2 )

%DRIVE%\Ins\reg\registros.exe 2>NUL
%DRIVE%\Ins\reg\Launcher.exe  2>NUL

FOR /F "Tokens=2 Delims==" %%# IN ('wmic os get version /Format:list') DO (Set "WVER=%%#")

IF DEFINED ProgramFiles(x86) (SET OSBit=64bits) ELSE (SET OSBit=32bits)

(
 ECHO %DATE%
 ECHO %COMPUTERNAME%
 ECHO %OS% %osbit% ver%WVer%
 ECHO Comenzo= %time:~0,8%
 ECHO Instalacion Incompleta
 ECHO ----------------------
)>>"%DRIVE%\ReporteINS.txt"


Call :TEXTMAN L- 2 "%DRIVE%\ReporteINS.txt"

(
 ECHO Termino= %time:~0,8%
 ECHO Modo Automatico
 ECHO ---------------
)>>"%DRIVE%\ReporteINS.txt"

Pause&Exit

::---------------------------------------------------------------------------
:TEXTMAN

:L-
(FOR /F %%X IN ('TYPE "%~3"') DO (CALL SET /A "TOTAL_LINES+=1")) & (CALL SET /A "TOTAL_LINES-=%~2-1") & (For /F "usebackq tokens=*" %%@ in ("%~3") DO (Call Set /A "LINE+=1" & Call echo "%%LINE%%"|@FIND "%%TOTAL_LINES%%" >NUL) && (CALL :RENAMER "%~3" && GOTO:EOF) || (Echo %%@ >> "%~3.NEW"))
:RENAMER
(REN "%~1" "%~nx1.BAK") & (MOVE /Y "%~1.BAK" "%TEMP%\" >NUL) & (REN "%~1.NEW" "%~nx1") & (GOTO:EOF)
::---------------------------------------------------------------------------