Background events

[Gino_Enzini]

This link may help :

Notifications and background activity

hey guys , I am making an application that shows on android panel a notification like whatsapp notifications - for example , and shows that notifications even if the screen is off , and I want my application to be working in background. I've found this link that shows an extension my problem is I tried so much , and I couldn't find out how to use this extension , or maybe I didn't get a notification. Note: I am using android 13 , and I am using mit companion