Lumia 650

[martyn30162]

Not getting any notifications on messages

 

[ven07]

Text messaging? did you check settings > system > notifications?

 

[xandros9]

and did you check Quiet Hours?

 

[Chintan Gohel]

And make sure messaging app is enabled to run in the background - you can check in settings > privacy > background apps

You can also disable other apps from running in the background in the same section of the settings