Contact Form 7 latest version not supporting the reCAPTCHA, So, We need to downgrade the Recaptcha plugin,
Steps to Rollback the Contact Form 7 :
- Install the Plugin "wp rollback".
- After Installing go to the plugins, you will find an option below all the plugins for rollback.
- So, rollback the Contact Form 7 from 5.1 to 5.0.5
- After this go to integration on the contact form and paste your keys again like you did in the beginning.
- Open your contact form on the backend and save it again. Make sure you add the recaptha again
- Now go to your front-end and refresh your page.And your done!
No need te install any other plugins.