WIN10中所有.cpl文件都打不开，可能是.cpl的文件关联出了问题，使用下面的方法修复一下.cpl的文件关联即可：

1、打开 记事本 程序，复制以下代码粘贴到 记事本 中。

代码：

Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\.cpl]
@="cplfile"
"Generic"="system"

[HKEY_CLASSES_ROOT\.cpl\PersistentHandler]
@="{098f2470-bae0-11cd-b579-08002b30bfeb}"

[HKEY_CLASSES_ROOT\cplfile]
@="Control Panel Item"
"FriendlyTypeName"="@shell32.dll,-10155"

[HKEY_CLASSES_ROOT\cplfile\shell]

[HKEY_CLASSES_ROOT\cplfile\shell\cplopen]
@="Open with Control Panel"
"MUIVerb"="@shell32.dll,-10208"

[HKEY_CLASSES_ROOT\cplfile\shell\cplopen\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
  00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,63,00,6f,00,\
  6e,00,74,00,72,00,6f,00,6c,00,2e,00,65,00,78,00,65,00,20,00,22,00,25,00,31,\
  00,22,00,2c,00,25,00,2a,00,00,00

[HKEY_CLASSES_ROOT\cplfile\shell\runas]
"HasLUAShield"=""

[HKEY_CLASSES_ROOT\cplfile\shell\runas\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
  00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,72,00,75,00,\
  6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,73,00,68,\
  00,65,00,6c,00,6c,00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,43,00,6f,00,\
  6e,00,74,00,72,00,6f,00,6c,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,41,\
  00,73,00,55,00,73,00,65,00,72,00,20,00,22,00,25,00,31,00,22,00,2c,00,25,00,\
  2a,00,00,00

2、按快捷键“CTRL+SHIFT+S”，在 另存为 界面，单击选择“桌面”，将文件名设置为“cpl.reg”，将保存类型设置为“所有文件”，然后单击“保存”。

3、保存之后，桌面会出现一个 cpl.reg 文件，双击 cpl.reg。在弹出的 用户帐户控制 界面单击“是”，在接着弹出的 注册表编辑器 界面单击“是”，在之后弹出的 注册表编辑器 界面单击“确定”即可完成.cpl文件关联修复。