I wanna make all users seeing the app notificatons,

MIT App Inventor Help
1

I wanna make all users seeing the app notificatons,
here is my blocks, lets notify me how to make it, i guess we have to store the notifications in the clouddb and then showing it but i dunno how to make it, the notification is working well but not all users are seeing it

blocks (13)
blocks (13)1806×2597 458 KB

2

any help here please lets show me blocks of how to use cloud to save notifications to make all customers seeing the notifications
i wanna all users see that below notification

image
image546×1069 54.8 KB