PIP文件换了打开方式怎么换回来

好办!
阿婆艘千万别八盘南瓜为海南

复制以下内容到记事本(开始-附件-记事本),另存为"删除选错的打开方式.bat",保存类型选所有文件,存好后双击运行即可.

@echo off
setlocal enabledelayedexpansion
set /p "v=请输入扩展名（如.txt）,或者直接回车撤销所有打开方式选择: "
set "v=!v:"=!"
if "!v!"=="" (
reg delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts" /f
reg delete "HKCU\Software\Classes" /f
) else (
reg delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\!v!" /f
reg delete "HKCU\Software\Classes\!v!" /f
reg delete "HKCU\Software\Classes\!v:.=!_auto_file" /f
)
taskkill /im explorer.exe /f
start %windir%\explorer.exe
pause
goto :eof