Hi there,
Thank you for bringing this to our attention. We appreciate your feedback. I wanted to inform you that the issue you mentioned regarding the ‘User can remove own reaction’ option not working has been addressed and resolved in the latest version, 5.1.2, of the plugin.
This update is already available for users of the Premium or Trial version. For those using the free version, the same fix will be included in the upcoming release, which is scheduled to be online within the next couple of days.
We apologize for any inconvenience this may have caused, and we appreciate your patience as we work to provide the best possible experience for our users.