You might encounter one or more of the following issues if a program tries to open a Remote Mailslot session through the SMB protocol: The historical Remote Mailslot Protocol, which was introduced in Windows NT 3.1 and will be phased down in a subsequent Windows release, is a straightforward, unreliable, insecure, and unidirectional inter-process communications interface between a client and server. With this version and later releases of Windows 11, we are by default disabling the Remote Mailslot Protocol in order to strengthen security. You must conduct a clean installation of Windows 11 in order to return to the Dev Channel, and you must then re-join the Dev Channel in order to continue receiving 23000 series builds in this channel.Īs builds released to the Canary Channel are “hot off the presses”, we will offer limited documentation for builds flighted to the Canary Channel (no known issues for example), but we will not publish a blog post for every flight – only when new features are available in a build, said Microsoft. If you are on Build 25309 and have not yet been migrated to the Canary Channel, you can wait to be migrated or switch yourself to the Canary Channel independently via Settings > Windows Update > Windows Insider Program in order to receive Build 25314 today.

Windows Insiders who were previously using builds from the 25000 series in the Windows 11 Dev Channel are now using the new Windows 11 Canary Channel. Windows 11 Insiders Canary Channel Builds For a detailed list of changes and improvements in Windows 11 Canary Build 25314, continue reading further. That being said, the latest canary build of Windows 11 contains some new features that are also rolling out to the Dev Channel with build 23403. If you are a Windows Insider in the Canary Channel, you will now receive ' Windows 11 Insider Preview Build 25314' with some new features and improvements. Microsoft begins rolling out its first Windows 11 build to the newly formed Canary Channel.

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