# Increase the Number of Calculations

If you need just a few more frequencies for a large number of devices, you can increase the calculation time by increasing the number of calculation passes and experiments.

Wireless Workbench^{®} will run calculations for an extended period and attempt to find frequencies beyond what can be found using default settings.

- Open your preferences.
- Mac:
- Windows:

- Go to
- Number of passes
- Maximum fruitless experiments before quitting

. Increase the values in the following fields: