procedure TForm2.Button1Click(Sender: TObject);
begin
    with TSaveDialog.Create(nil) do
    begin
      Filter:=‘JPEG file(*.jpg;*.jpeg)|*.jpg;*.jpeg|PNG file(*.png)|*.png|Bitmap file(*.bmp)|*.bmp|All Files(*.*)|*.*‘;
      if Execute then
          Image1.Picture.SaveToFile(Filename);
    end;
end;

 

 

 

uses Vcl.Clipbrd;