Solved: Sending users email when files updated by using activity app

I am now on version of 11.02. I have logged in as the individual user profiles and under activity checked
A new file or folder has been created, and also send emails hourly

They never get a email.

Originally I thought it was a bug with the program, until I read the admin documentation for the Activity App. When the server was installed, I selected to use cron for running the apps. I never enabled cron to run.

The following docs help solve that problem.

Configuring your Nextcloud for the Activity App
To configure your Nextcloud to send out e-mail notifications a working Email Configuration is mandatory.

Furthermore it is recommended to configure the background job Webcron or Cron as described in