Two-Factor Authentication is a great additional measure to protect your account and assets.
If you want to request an SSL certificate for your domain, you can follow these instructions.
Enabling DKIM can improve your message deliverability to external recipients.
If you are noticing inappropriate unsolicited emails being sent to your inbox, you can enable an adult filter in your spam configuration.
Enable spam filtering on your domain using these instructions
This article details how to perform a one-off script backup in the Softaculous Apps Installer
This article details how to perform a one-off backup in JetBackup
This guide shows how to repair a broken MySQL Database