Use the lift, go in and out and go up and down using the stairs! Press <- and -> keys at the same time to safety break the lift. Can you find the key? WARNING: Using the staircase can be glitchy if the lift is in use
Credit to @Jon5432 KONE Delta chimes! The Tesco added their sticker to the call station at G! Lift now stops at G and 2 to simulate real life!