https://iconicwp.com/products/flux-checkout-for-woocommerce/
Flux Checkout for WooCommerce - Iconic
Increase conversions with a clean WooCommerce checkout plugin. Save customers time with the multistep checkout plugin Flux Checkout.
flux checkoutwoocommerce
https://wpml.org/errata/flux-checkout-fatal-error-uncaught-valueerror-unknown-format-specifier-t/
Flux Checkout - Fatal error: Uncaught ValueError: Unknown format specifier "t"... - WPML
Nov 3, 2023 - If you are using a plugin as Flux Checkout, a fatal error may occur when the WPML String Translation plugin is activated and the admin language is
fatal error uncaughtflux