pos/pos_tare/views/view_pos_config.xml

<?xml version="1.0"?>


<odoo>

    <record model="ir.ui.view" id="view_pos_config_form">
        <field name="model">pos.config</field>
        <field name="inherit_id" ref="point_of_sale.pos_config_view_form" />
        <field name="priority" eval="30"/>
        <field name="arch" type="xml">
            <xpath expr="//h2[@name='order']/following-sibling::*[position()=1]" position="inside">
                <div class="col-xs-12 col-lg-6 o_setting_box" id="iface_tare_method">
                    <div class="o_setting_right_pane">
                        <label for="iface_tare_method" string="Tare Input Method"/>
                        <div class="text-muted">
             Configure how to tare products to weight with a scale.
                        </div>
                        <div class="content-group">
                            <div class="mt16">
                                <field name="iface_tare_method" class="o_light_label"/>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="col-xs-12 col-lg-6 o_setting_box" id="iface_tare_method">
                    <div class="o_setting_right_pane">
                        <label for="iface_tare_uom_id" string="Tare UoM"/>
                        <div class="text-muted">
             Unit of Measure of the tares.
                        </div>
                        <div class="content-group">
                            <div class="mt16">
                                <field name="iface_tare_uom_id" class="o_light_label"/>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="col-xs-12 col-lg-6 o_setting_box" id="iface_gross_weight_method">
                    <div class="o_setting_right_pane">
                        <label for="iface_gross_weight_method" string="Gross Weight Input Method"/>
                        <div class="text-muted">
             Configure how to input Gross Weight.
                        </div>
                        <div class="content-group">
                            <div class="mt16">
                                <field name="iface_gross_weight_method" class="o_light_label"/>
                            </div>
                        </div>
                    </div>
                </div>
            </xpath>
        </field>
    </record>
</odoo>