When a business mailbox fails in the Gmail app, test the account and settings systematically.
Check the Basics #
- Confirm the mailbox works in webmail.
- Re-enter the full email address as username.
- Verify the password by logging into webmail.
- Check incoming and outgoing server names.
- Ensure outgoing authentication is enabled.
- Try mobile data and Wi-Fi separately.
Re-add the Account #
- Remove the incorrectly configured account from the Gmail app.
- Restart the device.
- Add it again using manual IMAP settings.
- Send a message to an external address and reply back.
Need Help? #
If you still need assistance, open a support ticket through your Vertico client account and include the affected domain or email address, a screenshot of the error, and the approximate time the problem occurred. Never send passwords by email or support ticket.
