How to prevent phone from receiving texts late?

[Shaggy15]

I have a Samsung Galaxy A5 and occassionally when someone sends me a text message I receive it late. My phone wont vibrate and it doesnt tell me that I have a new message.

Is there anything I can do to fix this?

 

[Ry]

I have a Samsung Galaxy A5 and occassionally when someone sends me a text message I receive it late. My phone wont vibrate and it doesnt tell me that I have a new message.

Is there anything I can do to fix this?

What network?

 

[Shaggy15]

Koodo