Download and unpack smsaddon3.zip, upload content to the WHMCS folder
Go to Setup > Addon Modules and activate SMS Addon (3.0) addon.
After activation check permissions and save settings.
Go to Addons > SMS Addon and fill the License Key field.
At least one SMS Provider must be active. You can activate them at the SMS Providers tab.
Use provider_sample.zip as example for module development.
Select Main Provider for the default rule. If you use several providers for different countries you can add it.
You can send different types of messages to the cleints
Click Edit to start editing the message.
SMS sending logs:
Activate this module at Setup > Staff Management > Two-Factor Authentication
Activate this module at Setup > Fraud Protection
Go to Setup > Notifications, click "Configure" on Notification for SMS Addon, then Save Settings.
Click Create New Notification Rule for new rule: