Hello,
Please try to deactivate the plugin with the “Complete deactivation” option enabled and then delete it.
- Enter the Antispam by Cleantalk plugin settings. (WordPress Dashboard -> Settings -> Antispam by Cleantalk -> Advanced settings )
- Check the last settings “Complete deactivation” and save changes.
- Deactivate the plugin on the “Plugins” page in WordPress Dashboard.
- Then delete it.
Then please install this version:
https://github.com/CleanTalk/wordpress-antispam/releases/download/fix-version/cleantalk-spam-protect.zip
– Download the plugin archive from the link above.
– Go to Plugins —> Add New —> Upload Plugin.
– Choose the downloaded archive and press “Install Now”.
Please also do the following:
WordPress Admin Page —> Settings —> Anti-Spam by CleanTalk —> Advanced settings —> set the option “Set cookies” to “Off —> Save Changes.
Clear all cache on your site.
Did it help?