Microsoft made default SMB signing mandatory in a recent Windows 11 Canary build for Insiders. Today, the company has detailed a workaround and a "fix" for users who want access as guests.
The move to set up SMB signing by default in Windows and Windows Server is designed to make the OS more secure, according to a blog post from Microsoft today, so IT admins should prepare now.
Microsoft has finally addressed a known issue caused by the Windows 11 2022 Update that slowed down the copying of large multiple gigabyte (GB) files over SMB (Server Message Block) protocol.