CF7 Prevent Duplicate Submission
Disables the form submit button after submit and enable it on response.
by Robert Went · github.com/robwent/cf7-prevent-dulpicate-submission
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Install
No release zip yet. The repository archive installs, but the folder name will carry the branch suffix and updates will not flow:
wp plugin install https://github.com/robwent/cf7-prevent-dulpicate-submission/archive/refs/heads/main.zipReadme
CF7 Prevent Dulpicate Submission
Adds an event lister to each Contact Form 7 form and disables the submit button on form submission.
The button is re-enabled when CF7 sends a response, or after 4 seconds, whichever comes first.