[Home](./index.md) > [@mike-north/devcert-patched](./devcert-patched.md) > [UserInterface](./devcert-patched.userinterface.md) > [firefoxWizardPromptPage](./devcert-patched.userinterface.firefoxwizardpromptpage.md) ## UserInterface.firefoxWizardPromptPage() method Load the cert approval page in the user's local firefox Signature: ```typescript firefoxWizardPromptPage(certificateURL: string): string | Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | certificateURL | string | | Returns: `string | Promise`