The message of WeChat was not displayed by little red dot.

The reasons and solutions for the lack of little red dot display on this platform are as follows:

1. No opening notice. Solution: Open WeChat, select "My" settings, then select "Settings" and "Notifications", turn on notifications, and set notification settings for WeChat applications to ensure that you always get corresponding reminders when you receive messages.

2. The red dot is not open. Solution: Open WeChat, click "My" settings, then select "Settings" to enter "Notification", and turn on "Display Desktop Icon Corner" to ensure that you always get corresponding reminders when you receive messages.