Guest (anonymous) means access to a shared network folder without authentication. The point is that in modern versions of Windows 10 (build 1709+), the guest access to the shared folders using the SMBv2 protocol is disabled by default. Moreover, on other computers with Windows 8.1, Windows 7, or Windows 10 with a build of up to 1709, the same shared network folders open normally.

These policies help protect your PC from unsafe or malicious devices on the network. Microsoft Windows Network: You can’t access this shared folder because your organization’s security policies block unauthenticated guest access. Starting with Windows 10 build 1709 Fall Creators Update (Enterprise and Education editions), users began to complain that when they tried to open a network shared folder on a neighboring computer, an error appeared: Restoring Network ConnectionsĪn error occurs when you try to open a network folder:Īn error occurred while reconnecting Y: to Other Fixes: Windows Cannot Access Shared FoldersĬan’t Access Shared Folder Because Security Policies Block Unauthenticated Guest Access.Windows Cannot Access Shared Folder: You Don’t Have Permissions.

Can’t Connect to the File Share Because It’s Not Secure and Requires the Obsolete SMB1 Protocol.Can’t Access Shared Folder Because Security Policies Block Unauthenticated Guest Access.

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