Батники - вопросы и решения

@echo off
color 0a
title Downloader
>nul chcp 1251
>nul mode 120,40
set form=mp4
set folder=D:\Downloads
set dnl=DownloadsList.txt
set conv=No
set list=%tmp%\dnld.txt.tmp
:init
cls
echo 
>%list% (
echo. DOWNLIST:^>%dnl%
echo.
echo. FOLDERSV:^>%folder%
echo.
echo. SEL^<^=^>AV:^>%form%
echo.
echo. CONV_MP3:^>%conv%
echo.
echo. DOWNLOAD
)
bin\Wselect %list% "GUI_Download" "" "" /fixedfont /bg=#d1cec9 /menu /fs=14&& goto lst
if errorlevel 9 goto down
if errorlevel 7 if %conv%==No (set conv=Yes) else set conv=No
if errorlevel 5 if %form%==mp4 (set form=m4a) else set form=mp4
if errorlevel 3 goto fol
if errorlevel 1 goto sps
goto init
:sps
set dnl=& for /f "delims=" %%a in (
'bin\FileToOpen "set dnl=" "*.txt" "Выбор списка загрузки" /noquote'
) do %%a
echo %dnl%
goto init
:fol
>nul chcp 65001
set folder=& for /f "delims=" %%a in (
'bin\Wfolder "set Folder=" \\ "Select Folder" /noquote'
) do %%a
>nul chcp 1251
echo %folder%
goto init
:down
if /i %conv%==Yes set conv2="-x --ffmpeg-location bin\ -x --audio-format mp3"
bin\youtube-dl -a "%dnl%" -f best -f %form% --console-title --no-cache-dir -o "%folder%"/%%(title)s.%%(ext)s -i --ignore-errors "%conv2%"
pause
goto init
:lst
del /q %list%
exit /b