After you have already setup an Account with your chosen website, you can Generate a new password at any time.
- Tap the Account you want to update
- Tap Edit
- Tap Generate new password
You must now go to that website and update your password.
You can tap the Eye icon to see your password or you can tap Copy and then Paste it in the website field.
Please Note: if you update the password at the website first. You must update your password in the Acitvity tab to match what you updated on the website.