diff --git a/addons/point_of_sale/models/pos_config.py b/addons/point_of_sale/models/pos_config.py
index b8952136ea0..00c22a7b8fc 100644
--- a/addons/point_of_sale/models/pos_config.py
+++ b/addons/point_of_sale/models/pos_config.py
@@ -5,7 +5,7 @@ from datetime import datetime
 from uuid import uuid4
 import pytz
 
-from odoo import api, fields, models, _
+from odoo import api, fields, models, _, Command
 from odoo.osv.expression import OR
 from odoo.exceptions import ValidationError, UserError
 
@@ -669,6 +669,34 @@ class PosConfig(models.Model):
             domain = OR([domain, [('id', '=', self.tip_product_id.id)]])
         return domain
 
+    def _link_same_non_cash_payment_methods_if_exists(self, source_config_ref_id):
+        src_cfg = self.env.ref(source_config_ref_id, raise_if_not_found=False)
+        if src_cfg and src_cfg.company_id == self.company_id:
+            self._link_same_non_cash_payment_methods(src_cfg)
+
+    def _link_same_non_cash_payment_methods(self, source_config):
+        pms = source_config.payment_method_ids.filtered(lambda pm: not pm.is_cash_count)
+        if pms:
+            self.payment_method_ids = [Command.link(pm.id) for pm in pms]
+
+    def _ensure_cash_payment_method(self, journal_code, name):
+        self.ensure_one()
+        if not self.company_id.chart_template or self.payment_method_ids.filtered('is_cash_count'):
+            return
+        company_id = self.company_id.id
+        cash_journal = self.env['account.journal'].create({
+            'name': name,
+            'code': journal_code,
+            'type': 'cash',
+            'company_id': company_id,
+        })
+        cash_pm = self.env['pos.payment.method'].create({
+            'name': name,
+            'journal_id': cash_journal.id,
+            'company_id': company_id,
+        })
+        self.payment_method_ids = [Command.link(cash_pm.id)]
+
     def get_limited_products_loading(self, fields):
         tables, where_clause, params = self.env['product.product']._where_calc(
             self._get_available_product_domain()
diff --git a/addons/pos_restaurant/data/pos_restaurant_data.xml b/addons/pos_restaurant/data/pos_restaurant_data.xml
index a12752b99da..fd81fdab134 100644
--- a/addons/pos_restaurant/data/pos_restaurant_data.xml
+++ b/addons/pos_restaurant/data/pos_restaurant_data.xml
@@ -12,7 +12,7 @@
             <field name="limit_categories">False</field>
         </record>
 
-        <function model="pos.config" name="_set_tips_after_payment_if_country_custom">
+        <function model="pos.config" name="_setup_main_restaurant_defaults">
             <value eval="[ref('pos_config_main_restaurant')]"/>
         </function>
     </data>
diff --git a/addons/pos_restaurant/data/pos_restaurant_demo.xml b/addons/pos_restaurant/data/pos_restaurant_demo.xml
index 767a8164201..bdc26f446de 100644
--- a/addons/pos_restaurant/data/pos_restaurant_demo.xml
+++ b/addons/pos_restaurant/data/pos_restaurant_demo.xml
@@ -4,12 +4,12 @@
             <field name="name">Drinks</field>
             <field name="image_128" type="base64" file="pos_restaurant/static/img/drink_category.png" />
         </record>
-    
+
         <record id="product_category_pos_food" model="product.category">
             <field name="parent_id" ref="point_of_sale.product_category_pos"/>
             <field name="name">Food</field>
         </record>
-    
+
         <record id="food" model="pos.category">
             <field name="name">Food</field>
             <field name="image_128" type="base64" file="pos_restaurant/static/img/food_category.png" />
diff --git a/addons/pos_restaurant/models/pos_config.py b/addons/pos_restaurant/models/pos_config.py
index dfffc56bc4d..c94e250b1d0 100644
--- a/addons/pos_restaurant/models/pos_config.py
+++ b/addons/pos_restaurant/models/pos_config.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import api, fields, models
+from odoo import api, fields, models, _
 import json
 from collections import defaultdict
 
@@ -93,6 +93,7 @@ class PosConfig(models.Model):
         self = self.sudo()
         if not companies:
             companies = self.env['res.company'].search([])
+        super(PosConfig, self).post_install_pos_localisation(companies)
         for company in companies.filtered('chart_template'):
             pos_configs = self.search([
                 *self.env['account.journal']._check_company_domain(company),
@@ -109,4 +110,21 @@ class PosConfig(models.Model):
 
             })
             pos_configs.setup_defaults(company)
-            super(PosConfig, self).post_install_pos_localisation(companies)
+
+    def setup_defaults(self, company):
+        main_restaurant = self.env.ref('pos_restaurant.pos_config_main_restaurant', raise_if_not_found=False)
+        main_restaurant_is_present = main_restaurant and self.filtered(lambda cfg: cfg.id == main_restaurant.id)
+        if main_restaurant_is_present:
+            non_main_restaurant_configs = self - main_restaurant
+            non_main_restaurant_configs.assign_payment_journals(company)
+            main_restaurant._setup_main_restaurant_defaults()
+            self.generate_pos_journal(company)
+            self.setup_invoice_journal(company)
+        else:
+            super().setup_defaults(company)
+
+    def _setup_main_restaurant_defaults(self):
+        self.ensure_one()
+        self._set_tips_after_payment_if_country_custom()
+        self._link_same_non_cash_payment_methods_if_exists('point_of_sale.pos_config_main')
+        self._ensure_cash_payment_method('MRCSH', _('Cash Restaurant'))