Hola,
Currently the plugin provide a default payment redirect page.
The plugin will be updated to resolve this issue.
However, below is a sample content for the payment redirect page.
I hope this will resolve your issue.
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Dear valued customer,
Thank you for your payment. Your order is on-hold until we confirm payment has been received.
Our sales unit will contact you within five minutes.
Emergency contact: XXXXXXXXXXXXXXX
Click here to view your order history.
Click here place a new order.
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Ensure to confirm payment on myghpay portal before approving or rejecting on woo-commerce.