: Crucial Step: Use the previously attached safety strap to secure the bookcase to the wall to prevent tipping.

: Carefully stand the bookcase upright. Insert shelf supports at your preferred heights and slide in the shelves with the finished side facing outward.

: Attach the safety strap and wooden dowels to the A1 panel .

: Connect the C1 and D1 panels to the A1 panel using the provided screws and caps. Main Structure Assembly