Here's how to check 'Do not disturb' settings if your Galaxy Tab E isn't receiving alerts for texts and email.
Do either of the following:
To activate / deactivate immediately, tap the
Turn on now switch
to turn on or off.
To manage a 'Do not disturb' schedule, tap the
Turn on as scheduled switch
to turn on or off.
To create a new schedule, tap
Add schedule
.
To edit an existing schedule, tap the schedule name then configure as desired (e.g., Days, Start time, etc.).
No exceptions
Alarms only
Custom
Tap
Hide visual notifications
then tap to turn on or off either of the following:
Show when screen is on
Show when screen is off