Remove "Outlook (New)"
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Remove-AppxProvisionedPackage -AllUsers -Online -PackageName (Get-AppxPackage Microsoft.OutlookForWindows).PackageFullName
Block it from being installed: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsUpdate\Orchestrator\UScheduler_Oobe\OutlookUpdate Right-click on OutlookUpdate and select New > String Value, rename it "BlockedOobeUpdaters" Change the value of BlockedOobeUpdaters to ["MS_Outlook"]. It isn't clear from the article of the brackets or quotes are needed or not. https://learn.microsoft.com/en-us/microsoft-365-apps/outlook/get-started/control-install#block-new-outlook-preinstall-on-windows https://www.ghacks.net/2025/01/10/windows-10-new-outlook-will-be-installed-automatically-but-there-is-a-solution/ |