For a more robust achievement awarding experience, we strongly encourage you to check out the BadgeOS integration. See:
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Important: If you are updating this extension and want to preserve your current user data, you must complete the steps below.
Do Not deactivate and delete from your WordPress admin panel. To successfully update and maintain the current user information, you must:
1. Deactivate WPAchievements
2. Upload the updated files to your server, overwriting the old files via FTP.
3. Activate WPAchievements