upi problem

[knockknock]

How to fix this problem

[Panneertbm]

remove your app from sleeping apps

[Sidhabhi]

Disable message pop up view and try again

[knockknock]

how to disable it

[Sidhabhi]

Check inside advanced features..am just guessing (try this)

[knockknock]

it is already disable

[Sidhabhi]

Bro, perform reset apps preferences once
settings>applications>click 3 dots>select reset apps preferences
or
settings>applications>click 3 dots>select show system apps>scroll down to message app>here disable pop up notifications..and try again.