Do you get notifications for new email from your other Gmail accounts?
Solution 1:
You can configure notifications for each account in the Gmail app settings.
- Open Gmail app
- Tap hamburger icon in top left
- Scroll to bottom
- Tap “Settings”
- Tap an account
- Scroll to bottom
- Tap “Notifications”
- Select your notifications preference
Solution 2:
I just tested with two Gmail accounts I use. On my computer, I sent a message from account #1 to account #2, waited until I heard the tone on my iPhone and saw the notification on the screen, then sent an email from account #2 to account #1. Both times I heard the tone and got a lock-screen popup.
In Settings > Gmail I have this configuration: