I have enabled notifications from those sites and have also enabled it in my computer settings, but they still don't work. Notifications are coming from other browsers, but not from Opera GX

After restarting GX the a showing updates popped up and showed that Music Player is now available in GX, However it wasn't there in the sidebar and I tried to create a shortcut for it. which I could, but it wouldn't open.

My notifications are not working
I have tried removing and adding them but they still dont work for any site

I have enabled notifications from those sites and have also enabled it in my computer settings, but they still don't work. Notifications are coming from other browsers, but not from Opera GX