Bebehut Trio-Fix - 2. Insert ISOFIX guides and lock attachments.; 3. Slide out ISOFIX attachments and take out top tether.; 4. Push child car seat towards ISOFIX points.; 5. Release and hook top tether strap.

2. Insert two ISOFIX guides into the
gap of vehicle seat and lock them
to two ISOFIX anchorage
respectively. Use the ISOFIX
guide provided along with the
child car seat if it is not provided
by car manufacturer.
3. Completely slide out two ISOFIX
attachments by simultaneously
pressing both buttons ISOFIX
adjuster. Take out top tether
strap.
4. Push the child car seat towards
ISOFIX anchor points on the
vehicle until two attachments are
completely locked with green
indicator shown. Keep pushing to
let the child car seat tightly lie
against vehicle seat.
5. Release top tether strap by
pressing grey button on the top
tether strap adjuster. Hook top
tether strap to the anchor point
specified by car user manual.
Tension the top tether strap until
the indicator turns green.