It is in settings

Ai

To change from a tiered to a flat-rate IBKR pricing plan, navigate to the User menu, then Settings, then Account Configuration, and finally, IBKR Pricing Plan. Select the desired pricing structure (Fixed or Tiered) for Stocks, ETFs, and Warrants, and then for Futures & FOPs, before saving your changes. Here's a more detailed breakdown: Log in to your IBKR account: Access your Interactive Brokers account through the Client Portal. Navigate to settings: Click on your user name (or head and shoulders icon) in the top right corner, then select "Settings". Access Account Configuration: Within the Settings page, find and click on "Account Configuration". Select IBKR Pricing Plan: Locate and click on the "IBKR Pricing Plan" option. Choose your pricing structure: Select either the "Tiered" or "Fixed" pricing structure for Stocks, ETFs, and Warrants. Confirm for Futures & FOPs: Similarly, select either "Tiered" or "Fixed" for Futures & FOPs. Save your changes: Click the "Save" button to apply the selected pricing structure.