HOMCOM 312-065 Instructions D'installation page 13

4. Fix the desktop.
Lay the table top flat on a flat surface, put the table frame upside
down on the table top, try to make it in the center of the table top,
align the 8 pieces C7 to its hole, and lock it with the tool C1.
Note: Avoid the pen slot on the desktop, otherwise, the screws
will penetrate the desktop.
Holes
Chair Installation
1. Install Left and Right Chair legs.
Place B1 (2 Pieces), place B2 between B1, align the screw holes,
and use tool C3 to lock it with C10. Note: Attach the 4 pieces of
C10 screws, but do not tighten them. After adjusting the balance,
then tighten the screws one by one.