Untie the straps and then add it into the downward loops. Make sure you add them parallel and not opposite.
After that, tie it and you have your backpack.
You may tie a double knot for extra safety, or if you are holding the weight more than 4kg
Pull the sides, and you are ready for any trouble.
How to make it Tote or Crossbody?
Tie the straps to each other
to make it crossbody or on the pulling loops to make it more solid.
Tie the Knot into the opposite direction
Lateral piece or strap. You will make 2 C shapes this way.
You may add the straps
in the tightening loops before Tieing
For extra Support and safety.
Pull the sides, and you are ready for any trouble.