@Summer_S removing and recreating the camera on the nvr didn't fixed it. Notifications are also broken in the built in tapo android app. When i enable the alarm on the camera itself, I hear it when...

@Summer_S of course it's enabled, as a restart of the camera make the notification (inside tapo app) work again, for a certain amount of time ... Restarting does not fix onvif events however

@Summer_S notifications on the tapo app also are completely broken, not only for C200 but also for C210. Until I restart the camera, there is no notification on the tapo app , so it's even worse than...

I don't know exactly after which update but probably 1.3.6, but onvif events stopped working on chinobi NVR and using home assistant tapo control...