If you already purchased our 'professional_templates' and you cant print invoice from POS, then this module will help you
The module allows you to combine various different products into a product bundle and sell it as a single unit in the Odoo POS.
All in One POS feature POS All Orders List, POS Reorder, POS Order Reprint, POS Coupons Discount & Gift Vouchers, POS Bag Charges, POS Order Return, POS Sale order, POS Invoice Auto Check, POS Stock, POS Items Count, POS Fixed Amount Discount, Filter Orders based on Customers
Print from Point of sale to ESC/POS Network Printer without POS Box. The module is used for POS Retail