Exchange rate padding is only compatible with Cashier's checkout. Product prices will revert to their original price with any other checkout.
To add exchange rate padding in Multi Currency, follow these steps:
- From "Shopify Admin", select Apps.
- Select Multi Currency.
- Under "Currencies", select the Gear Icon next to the currency you would like to add padding.
- Select Enable rate padding.
- Enter the Amount of Padding to apply.
- Select Percent (%) or Flat Rate ($).
- Select Save.
- Change the Default Currency
- Create Rounding Rules for a Currency
- Test Rounding Rules in Multi Currency