Question About Mail accounts

[KangJL]

IF is for web hosting, not email hosting.
You can use gmail smtp. More info below

How to send email with Gmail SMTP

Outgoing email with PHP mail() is heavily restricted on InfinityFree. Fortunately, you can still whatever email you want using an external email service. There are many external email providers to choose from. InfinityFree doesn’t restrict sending email with external providers. Almost all of them have paid plans, but some have free tiers too. Most of them support sending email over SMTP, some of them have custom APIs, libraries and plugins which you can use too. A simple way to get started qui…