[Setup]
AppName=Test
AppVersion=0.1
DefaultDirName={sd}\Test
[Code]
function InitializeUninstall: Boolean;
var
RCode: Integer;
begin
Result:=False;
if not UninstallSilent then begin
Exec(ExpandConstant('{uninstallexe}'), '/SILENT', '', SW_SHOW, ewNoWait, RCode);
Exit;
end;
Result:=True;
end;