Windows 11 KB5022913 - Cumulative Update Breaks Access to Synology NAS & Slow File Access

  • Thread starter Thread starter Todd Reith
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Todd Reith

Effective immediately after the install of 2023-02 Cumulative Update for Windows 11 Version 22H2 for x64-based Systems (KB5022913), I have lost access to my Synology NAS file server. The NAS is setup using SMB2 or higher and accessible through a workgroup. Nothing has changed on the Synology drive. After the MS update, I am prompted to enter network credentials, I enter the proper credentials, and then prompted with the following dialog box."\\servername is not accessible. You might not have permission to use this network resource. Contact the administrator of this server to find out if y

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