38 × 16 mm · cloned from the locked Mini Master — move the sliders to resize each row. Saved on this device; print it with the Custom roll (Settings → Printer → Label roll).
Saving writes the mix to this device (bw-settings). To print it: Settings → Printer → Label roll → Custom — your mix, then print or send a test label. Empty fields still drop and the kept rows centre, exactly like Mini Master.