Compatible with Really Simple SSL plugin?
Really Simple SSL is compatible with WP Encryption. This plugin have been tested thoroughly and you can use it to fix mixed content after installing SSL with WP Encryption.
Note: Modifying server config files via SSH console is a complicated process and may break your site if not done perfectly. If you are not an SSH expert, We highly recommend upgrading to PRO version and let our premium support handle / help with this server setup.