Quick steps to resolve the issue.
- Press Win + R Key
- Type "regedit" in the run dialogue.
- Navigate to
HKEY_CURRENT_USER\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\PushNotifications
- Change the dword value of "NoToastApplicationNotification" to 0 (zero)
- Close everything and log out and login (or restart system)
- Open Settings > System > Notifications & actions. "Show app notifications" is no longer grayed out and is active.
Alternately, you can also verify whether Group Policy has disabled notification:
- Press Win + R shortcut keys together on the keyboard to open the Run dialog.
2 .Type the following in the Run box: gpedit.msc
- Go to the following path in the left pane of Group Policy Editor:
- User Configuration \ Administrative Templates \ Start Menu and Taskbar
- Locate and modify the following setting: Turn off all balloon notifications.
- Set it to Disabled