Hello @lukasz-wos,
Thanks for reaching out to us.
Could you please try using the following code and check if everything works for you?
[tel* mo_phone minlength:8 maxlength:9 class:mo_phone placeholder “Use phone number in format XXXXXXXXX”]
Also, I would suggest you contact the contact form 7 plugin support as they will be able to help you better with your query.
Feel free to contact us if you have any questions.
Hello @lukasz-wos,
I hope you are doing well.
Have you been able to add the min-max constraint on your phone field?
Let me know if you need any help from our side.
Hello @lukasz-wos,
As we have not received any response from your side, we will be going ahead and marking this thread as resolved.
You can always reach out to us in the future whenever you have any doubts or concerns.
You can also find us under the Support section of the WordPress miniOrange OTP Plugin Details Tab.
We are always here to help you.