Check your forms for error messages
A simple way to find out whether or not your form is working is by checking the error messages. The different error messages are:
1. Green bordered success message: You receive a message with a green border when your form is submitted successfully. This message looks like:
Tip: Sometimes even if you receive this message, you might not receive your email. This issue is possible if your form email has been classified as spam after that.
2. Orange bordered error message: You receive an error message with an orange border when your form submission is treated as spam. This message looks like:
Tip: You might also see an orange bordered error message if reCAPTCHA v3 is not functioning correctly on your site.
3. Red bordered error message: You receive an error message with a red border when form submission emails cannot be sent due to mail server issues. The error message looks like:
The red error border confirms that CF7 is not able to send an email from your site. You will need to investigate this issue in detail for your particular local configurations.
For more detail, refer to Contact Form 7 Email Issues & Problems.