Situation: The external users can’t access shared SharePoint with this error: “External sharing is disabled”.
Resolution 1: Make sure external sharing at organization level is enabled. Please refer to these posts.
Resolution 2: Make sure OneDrive sharing is enabled. Please refer to this post:
Published by
Bob Lin
Bob Lin, Chicagotech-MVP, MCSE & CNE
Data recovery, Windows OS Recovery, Networking, and Computer Troubleshooting on
http://www.ChicagoTech.net
How to Install and Configure Windows, VMware, Virtualization and Cisco on
http://www.HowToNetworking.com
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