Changing your Comcast WiFi password is essential for maintaining your network security. Here's a step-by-step guide to help you change your password:

1. Log in to your Comcast Xfinity account.
2. Go to the 'My Account' section.
3. Select 'Manage Internet' from the menu.
4. Choose 'WiFi Credentials'.
5. Click on 'Edit' next to your current WiFi network name.
6. Enter your new password in the 'Network Password' field.
7. Click 'Save' to update your WiFi password.

Remember to choose a strong password that includes a mix of letters, numbers, and special characters to enhance security. Regularly changing your WiFi password helps protect your network from unauthorized access.