if IsUpgradeApp() = NoneIsInstalled then
begin
WorkloadOptionPage :=
CreateInputOptionPage(
wpInstalling,
ExpandConstant('{cm:UseLegacyWorkloadCaption}'),
ExpandConstant('{cm:UseLegacyWorkloadMessage}'),
ExpandConstant('{cm:UseLegacyWorkloadDescription}'),
false, false);
WorkloadOptionPage.Add(ExpandConstant('{cm:UseLegacyWorkloadButtonCaption}'))
WorkloadOptionPage.Values[0] := false;
end;