Use the steps in troubleshooting mail enabled public folder synchronization failures when using powershell script if you see errors while running the script. Step 3 configure exchange online users to access exchange server on-premises public folders. The final step in this process is to configure the exchange online organization and to allow access to the exchange server public folders.
referencing this document configure exchange 2013 public folders for a hybrid deployment which i have been told is applicable to exchange 2016 also.
Public folders are designed for shared access and provide an easy and effective way to collect, organize, and share information with other people in your workgroup or organization. Public folders help organize content in a deep hierarchy thats easy to browse. Users will see the full hierarchy in outlook, which makes it easy for them to browse for the content theyre interested in.
Configure Exchange Server public folders for a hybrid ...
Information about new testing, self-isolation and quarantine rules from 15 february.
older versions of windows supported local area networks, all the way back to windows for workgroups 3. 1, in fact, networking in windows could fairly be described as a nightmare, presenting problem after problem.