Using C# to develop 163 email sending function

Create an SMTP server (sending emails requires an SMTP server)

Here is an introduction to creating a NetEase SMTP (SMTP is an email communication format) server:

1. First register a 163 NetEase mailbox
2. Log in to the mailbox after successful registration 3. Find Settings > POP3
/SMTP/IMAP in the mailbox and click to enter, as shown below:

4. After entering, check the POP3/SMTP service and IMAP/SMTP service on the POP3/SMTP / IMAP page, and save after checking, as shown below:

When the SMTP service is turned on, the following picture will pop up, and the authorization password will be automatically generated.