To remove an e-mail account from Canary Mail in Windows, follow the below steps:
1) In the navigation bar, click Preferences.
2) Click the Accounts tab to display all e-mail accounts added to Canary Mail on that device.
3) Select the account you wish to delete.
4) Click on Delete Account.
5) Click Delete to finalize the action. Your account and all its associated data will be deleted from Canary.
Note: This cannot be undone.