Turn the recline tension control knob on the bottom of the massage chair to adjust the recline tension.
Turn the recline tension control knob to the left b to lower the recline tension.
Turn the recline tension control knob to the right c to increase the recline tension.
If the tension is too strong, reclining may be difficult.
If the tension is too weak, it may be too easy to recline or the chair may be difficult to return to its original position.