social/mail_show_follower/views/res_config_settings.xml

<?xml version="1.0" encoding="utf-8" ?>
<odoo>
    <record id="res_config_settings_view_form" model="ir.ui.view">
        <field
            name="name"
        >res.config.settings.view.form.inherit.mail.show.follower</field>
        <field name="model">res.config.settings</field>
        <field name="inherit_id" ref="mail.res_config_settings_view_form" />
        <field name="arch" type="xml">
            <div id="emails" position="inside">
                <div class="col-12 col-lg-6 o_setting_box">
                    <div class="o_setting_left_pane">
                    </div>
                    <div class="o_setting_right_pane">
                        <div class="content-group">
                            <label
                                for="show_internal_users_cc"
                                string="Show Followers on mails"
                            />
                            <div>
                                <div>
                                    <label
                                        for="show_internal_users_cc"
                                        class="o_light_label"
                                        string="Show Internal Users on CC"
                                    />
                                    <field name="show_internal_users_cc" />
                                </div>
                                <div>
                                    <label
                                        for="show_followers_message_sent_to"
                                        class="o_light_label"
                                        style="vertical-align: top;"
                                    />
                                    <field
                                        name="show_followers_message_sent_to"
                                        placeholder="This message has been sent to"
                                        style="display:inline-block;"
                                    />
                                </div>
                                <div>
                                    <label
                                        for="show_followers_partner_format"
                                        class="o_light_label"
                                        style="vertical-align: top;"
                                    />
                                    <field
                                        name="show_followers_partner_format"
                                        placeholder="%%(partner_name)s &lt;%%(partner_email)s&gt;"
                                        style="display:inline-block;"
                                    />
                                </div>
                                <div>
                                    <label
                                        for="show_followers_message_response_warning"
                                        class="o_light_label"
                                        style="vertical-align: top;"
                                    />
                                    <field
                                        name="show_followers_message_response_warning"
                                        placeholder="Notice: Replies to this email will be sent to all recipients."
                                        style="display:inline-block;"
                                    />
                                </div>
                            </div>
                            <label
                                for="show_followers_message_preview"
                                class="text-muted"
                            />
                            <field
                                name="show_followers_message_preview"
                                style="width:100%;"
                                widget="html"
                            />
                        </div>
                    </div>
                </div>
            </div>
        </field>
    </record>
</odoo>