Step 1: Activate the brake by stepping on the brake pedal.
Step 2: Bring the handlebar down using the large button until the handlebar reaches the FOLD stripe.
Step 3: Press the large button while sliding the FOLD button to whichever side you prefer.
Step 4: Lift the handlebar upwards and use a bit of momentum to bring the front of the stroller towards you. The seat should fold down automatically at this point.