Cancel Paid, Posted & Invoiced POS Orders in Odoo with a practical
solution designed for better order management. It allows authorized users to
cancel completed Point of Sale orders even after payment, posting, or invoice
creation. The related stock movements, payments, accounting records, and
invoices can be managed according to the cancellation workflow. This solution
is useful when cashiers select the wrong product, enter an incorrect quantity,
use the wrong payment method, or create a duplicate order. It gives businesses
better control over POS corrections while keeping important transaction records
organized and easy to review within Odoo.