How to enable notifications for Xiaomi phone

Xiaomi’s custom UI(MIUI) by default blocks the push notifications for any app when the app is in the background.
Please follow the following two videos to enable notifications and notification popups in your device if not already done. This will enhance your experience on any app:

Enabling Notifications:

https://www.youtube.com/watch?v=Ct_hg_F2wLs

Enabling Notification Popups: