How do you remove gear knob on c4 Picasso?

To remove the gear knob on a Citroën C4 Picasso, first ensure the vehicle is in neutral and the ignition is off. Locate the release clip or button on the side or underneath the gear knob, depending on the model year. Press or pull this release mechanism while gently twisting and pulling the gear knob upwards to detach it from the gear lever. If it resists, double-check for any additional clips or screws that may need to be released.