Can I DevTools?
Network
Edit
  1. In the Network panel, right click on the request and select "Override headers".
  2. Select the path where the overrides will be saved > Allow permissions to access the path.
  3. Under Response headers section, click "Add header" to add a custom key-value pair
  4. Use the header overrides option to manage your custom headers across all domains.
  5. Request with overriden headers are highlighted with purple dot next to the Status code.