Wordfence’s license verification system checks the domain URL. If staging.yoursite.com uses the same key as yoursite.com , Wordfence sees two active domains.
wp wordfence license activate wf_your_license_key_here Even with the correct key, things can go wrong. Here are the most common errors. Error 1: "The license you entered is already active on another URL" Cause: You used the same key on two different sites (e.g., a live site and a staging site). wordfence license key
Click "Activate License" .
