Hello, Thank you for posting in Q&A forum. This is a bug when adding printers few months ago, Microsoft already released a fix for this through updates. You can check for updates and install any updates available. To resolve this issue, you can try one of below methods: Resolution 1: 1.Press Windows key + X 2.Go to Settings 3.Click Update and Security 4.Check for Updates and install all updates available. 5.Once all the updates are installed restart your computer and try to add a printer. Resolution 2: 1.Open registry editor. 2.Navigate to "HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Print", add DWORD RpcAuthnLevelPrivacyEnabled = 0. 3.Restart the Print Spooler, and you should be able to print. When the Registry DWORD is set to RpcAuthnLevelPrivacyEnabled=1, Windows encrypts RPC communication with network printers and/or print servers. Performing the above is much faster than uninstalling the KB that was applied. Best Regards, Hania Lian
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