The notification LED ensures you won't miss any calls or unread messages...
Activate the notification LED on Huawei MediaPad T3 7 2017 following these instructions:
Step 1: Go to 'Settings' and select 'Notification and Status Bar'.

Select 'Notification and Status Bar.'
Step 2: Turn on 'Flash notification.'

Turn on 'Flash notification.'
That completes your setup process. Wishing you all the best.