You can change your service billing cycle by:
1. Please log in to Client Portal, then select Service
2. Click the service you want to change Billing Cycle
3. After entering your Service details, Click the button Change the Billing Cycle
4. After that you will enter the billing cycle change option, please press the button Select Billing Cycle, once finished selecting the last billing cycle option click knob Change
After the button Change you click, an invoice for changes to the billing cycle will automatically be created.