The best way to do it is performing a bulk operation. In order to perform it you can follow the steps below:
1. Go to user settings -> Users/employees;
2. In the yellow menu, choose "actions" and "bulk operations" .
3. Select the users/employees that you would like to update and click on "next";
4. Select among the possible options, the ones that you would like to have updated:
5. Click on "next";
6. Confirm the action, click "next";
7. Click on "submit" and wait for the confirmation.
If after checking the steps above you still have questions, don't hesitate to submit a ticket.
We're always happy to help ! :)