From the MS team, new security roles and tasks are missing after an upgrade. This is normal. There’s a script to add them in.
New Security Roles and Tasks missing after upgrading to Microsoft Dynamics GP and Year-End Update (18.2.1007 or later) – Microsoft Dynamics GP Community
Install, Upgrade & AdminYear-End & 1099Microsoft & the GP Ecosystem
Archived post from 2019. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.