Public Declare Function SystemParametersInfo Lib "user32.dll" Alias "SystemParametersInfoA" (ByVal uAction As Long, ByVal uParam As Long, ByVal lpvParam As Any, ByVal fuWinIni As Long) As Long

x = SystemParametersInfo(97, 1, CStr(1), 0) 'Disable Ctrl+Alt+Del Keys combination
'Use as in --->>>
If KeyAscii >= vbKeyA And KeyAscii <= vbKeyZ Or KeyAscii >= 97 And KeyAscii <= 122 Or KeyAscii >= vbKey0 And KeyAscii <= vbKey9 Or KeyAscii = vbKeyBack Then
'do nothing
Else
KeyAscii = 0 'Disable all other key strokes
End If


"when I input coding to disable the task manager why there are problems in number 97, why?"

what the error says to you?

invalid outside procedure

you must put the code in the procedure, function or event.

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