Please kindly refer to the steps below to generated an App password for your Gmail account.
1. Log in your Gmail account and go to" Account"
2.Please go to "Security" >> App password
3. Enter your Gmail address password
4. Select App>>Other(Custom name)
5. You can name " Reolink App" as App name, then click"Generate" to generate a App password.
6. Please use the App password as your email password to set up your camera to receive email alert.