How do I add an eSIM on my phone?

Please refer to the attached device settings in the email.

eSIM
What if an existing customer want to change from a physical SIM to an eSIM?
Can I order an eSIM from the App?
Why Do I need an eSIM?
What can I do if I lost the QR code?
What if I changed my mobile phone?
What is eSIM?