Cordova plugin plush not display status bar notification on android version8.1.0

#1

My projects info is

ionic (Ionic CLI) : 4.10.2 (C:\Users\User\AppData\Roaming\npm\node_modules\ionic)
Ionic Framework : ionic-angular 2.0.0-rc.4
@ionic/app-scripts : 1.0.0

Cordova:

cordova (Cordova CLI) : 7.1.0
Cordova Platforms : android 6.0.0
Cordova Plugins : no whitelisted plugins (16 plugins total)

System:

Android SDK Tools : 26.0.2 (D:\common\kapil\Android\sdk)
NodeJS : v6.11.1 (C:\Program Files\nodejs\node.exe)
npm : 5.3.0
OS : Windows 8.1

not display status bar notification when app in background