MSG91 WHMCS SMS Plugin- How to configure

WHMCS is an all-in-one client management, billing & support solution for online businesses. Handling everything from signup to termination, WHMCS is a powerful automation & support tool.

To create an account on MSG91,  SIGNUP so that you could start exploring our services. Kindly follow the given procedure to configure and set up MSG91 SMS service with your WHMCS account.

For WHMCS versions 6.2 to 7.4:

PHP-5.4 or PHP-5.5, ionCube Loader 4.X


  1. Download the plugin zip file as per your server configuration

  2. Extract the zip file and upload msg91_sms to your WHMCS root - / Module/ Addons folder

  3. Go to the Admin panel and select ' Menu >Setup >Addon Modules'

  4. Click on the ‘Activate’ button

  5. Click on ‘Configure’ select ‘Full administrator’ and then click on the 'Save' button

  6. Then go to ‘Menu->Addon> SMS Configuration - MSG91’ and fill the required configuration

For WHMCS version 8.0.x, 8.1.x & 8.2:

If you integrate MSG91 with a paid plugin, a first-time purchase will yield you free 5000 SMS credit in the Transactional or OTP route depending on the policy.

For any further help, you can contact us at [email protected]