PowerApp integration with Retail POS

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Can we integrate PowerApp with Dynamics 365 Finance and Operations Retail MPOS or CPOS? This question appears during every Retail training.Let’s test together:

1. Create PowerApp to view and edit purchase orders from Retail POS
2. Embed PowerApp into Retail POS
3. Call PowerApp from Retail POS
4. Check how PowerApp authentication will be handled

How embedded PowerApp looks in POS

Current ‘Purchase order view/edit’ PowerApp was built for ‘Mobile’ size only, so it is not displayed Full screen.