Billing Module Installation

To install the module:

1. Download OnApp Billing For WHMCS Module.
2. Upload files to your server and extract OnApp Billing module to your WHMCS directory:
    
3. Extract OnApp Billing For WHMCS Module. You do not have to copy each file individually. All the files will automatically appear in the right locations.
4. Go to Setup > Addon Modules.
5. Click the Activate button next to OnApp Billing module.
6. Click the Configure button, tick the Full Administrator check box and press the Save Changes button.
7. Tick Full Administrator checkbox and click Save Changes.

8. Go to the logs folder: whmcs/modules/addons/OnAppBilling/cron and set chmod to 755 or 777.

9. Set up a cron job. For this, go to Addons > OnApp Billing.

Congratulations, you have just successfully installed OnApp Billing For WHMCS Module! On the screen below you can see your newly installed addon.