Click stacks to swap with hotbar · food to eat · Shift+click a bag slot to drop one · Q drops from selected hotbar slot
Craft from bag · Encyclopedia lists blocks and recipes
Coal fuels smelting · click bag to deposit · click slots to withdraw
Your bag
Extra storage · click bag to deposit · click chest slots to withdraw
Your bag
Placed blocks and walls cast shadows — use lanterns underground. Select Lantern or Blocks before placing.