When sending plain text emails through the program, you will find that a single blank line in Outlook is removed, and more than two consecutive blank lines are displayed correctly. There are two solutions to this problem.
1. The email sender adds two more spaces at the beginning of each line. See Newsletter Formatting And The Remove Extra Line Breaks Issue
2. Disable Outlook's automatic line break setting (which is used by default). After setting, if the newline character is removed in the received plain text email, there will be a message in the mail header indicating that the newline character is removed. Right-click to restore the newline character. See Line breaks are removed in posts made in plain text format in Outlook
The setting method is as follows:
The prompt information diagram is as follows:
