Microsoft has announced that VBA will not be available for Server 2019 and later.
If you have any VBA running... you'll need to port it so something else. I'd use VS Tools for most applications.
Microsoft Dynamics GP and VBA: Future Considerations - Microsoft Dynamics GP Community
Edit 3/16/2021 GP Guru David Musgrave adds his thoughts:
Using GP Power Tools is a simple and powerful solution. Much easier than VSTools. See:
https://winthropdc.wordpress.com/2019/08/12/gppt-replacing-vba-with-gp-power-tools-developer-tools/