How to access system file on 64bit OS normally [Inno setup]

Prototype:

function EnableFsRedirection(const Enable: Boolean): Boolean;

Specify True in the Enable parameter to leave redirection enabled when those functions are called; specify False to disable it.

How to kill process via inno setup?

[code]
const
WM_CLOSE = 18;
function InitializeSetup: Boolean;
var
Wnd: HWND;
begin
Wnd := FindWindowByWindowName('');
if Wnd <> 0 then SendMessage(Wnd, WM_CLOSE, 0, 0);
Result := True;
end;

How to use external file on [file] tag? [Inno setup]

Add flag of "External"