PHP script '/var/www/vhosts/rayaseen.ir/httpdocs/wp-content/plugins/wordpress-seo-premium/abzarwp/abzarwp-v14.php' is protected by SourceGuardian and requires a SourceGuardian loader 'ixed.8.3.lin' to be installed.

1) Download the required loader 'ixed.8.3.lin' from the SourceGuardian site: https://www.sourceguardian.com/loaders/download.php?php_v=8.3.35&php_ts=0&php_is=8&os_s=Linux&os_r=3.10.0-962.3.2.lve1.5.88.el7.x86_64&os_m=x86_64
2) Install the loader to /opt/plesk/php/8.3/lib64/php/modules
3) Edit /var/www/vhosts/system/rayaseen.ir/etc/php.ini and add 'extension=ixed.8.3.lin' directive