You can set a maintenance message to display while you update WHMCS.
You can choose the default country and language for your customers. WHMCS includes many supported languages.
When you update WHMCS, you can set a temporary path directory to use to stage files. Automatic updates require a writeable temporary path.
You can configure the update channel to use for WHMCS updates. This setting determines which update notifications you receive and which versions you can install using the automatic updater.
WHMCS supports using Amazon S3™ and Amazon S3-compatible services as storage providers. After you create an Amazon S3 bucket, you can configure it as your storage location.
You must create a bucket before you can start configure Amazon S3™ as a storage provider in WHMCS.
Facebook® Sign-In Integrations let your customers register, sign in, and connect with your WHMCS installation.