Access the PowerTools dashboard via the Addons menu in WHMCS:

The PowerTools dashboard gives you quick access to enabling and configuring all of the tools.

Each PowerTool can be individually enabled as required to keep your WHMCS installation performant.
The following tools are currently available:
Client Area Tools
Client Security PIN
Display a unique security pin in the client area.
Display a unique security pin in the client area.
Client Promos
Easily create promotional or information panels in your client area.
Easily create promotional or information panels in your client area.
Client Nav Bars
Add new or hide menus in the client navigation bar
Add new or hide menus in the client navigation bar
Client Deny Add Funds
Block clients in selected groups from Adding Funds.
Block clients in selected groups from Adding Funds.
Client Area Redirects
Redirect Client Area pages to a different URL.
Redirect Client Area pages to a different URL.
Helpdesk Tools
Support Hours
Display your support hours on helpdesk pages.
Display your support hours on helpdesk pages.
Order Note To Ticket
Convert order notes into a helpdesk ticket.
Convert order notes into a helpdesk ticket.
New Ticket On Purchase
Create a helpdesk ticket each time a product/service is purchased.
Create a helpdesk ticket each time a product/service is purchased.
Fraud To Ticket
Create a helpdesk ticket when you receive a fraud order.
Create a helpdesk ticket when you receive a fraud order.
Paid Priority Support
Clients can pay to upgrade to a High Priority Ticket.
Clients can pay to upgrade to a High Priority Ticket.
System
New Client Default Group
Automatically assign a new client to Client Group.
Automatically assign a new client to Client Group.
Maintenance
Clean tbllog_register
Remove all entries that are older than 1 month.
Remove all entries that are older than 1 month.
Sync Domain Renewal Pricing
Check all domains have the correct renewal price.
Check all domains have the correct renewal price.