Consequently, the users can’t connect to a host (or server) with Microsoft Remote Desktop. The KB4103727 update is one update that stopped Remote Desktop Connection connecting to hosts. A number of users stated in May 2018 that they couldn’t connect with Remote Desktop after the KB4103727 update for Windows 10 version 1709. In June and July 2018, some users also stated on forums that RDC stopped working for them after the Windows 10 April 2018 Update (version 1803). These are a few fixes for Remote Desktop when it stops working after a Windows update.
What can I do if Windows Update blocks Remote Desktop?
1. Check if both the host and client PCs have been updated
The Authentication error has occurred error was due to users utilizing Remote Desktop on an updated client to connect to an unpatched host server. Thus, the KB4103727 or equivalent update wasn’t installed on the host’s platform. So check that both the client and host have been updated with the same monthly updates.
3. Roll back updates with System Restore
To ensure Windows doesn’t automatically reinstall the update, check out the Show or Hide Updates Tool. Be sure to check our guide on how to block Windows driver updates with wushowhide.diagcab to see how to properly use the software. The KB4284848 page states that the update includes this fix, Addresses an issue that causes a connection failure when a Remote Desktop connection doesn’t read the bypass list for a proxy that has multiple entries. Thankfully, if you happen to run into such issues, there is a specialized Windows repair software that can help you solve them in no time, and it is called Restoro. This is how you can fix registry errors using Restoro: After the process is completed your computer should work perfectly fine and you will no longer have to worry about Windows Update errors of any kind. ⇒ Get Restoro Disclaimer: This program needs to be upgraded from the free version in order to perform some specific actions. You can also remove the update on the client desktop or laptop that stops Remote Desktop from connecting to the host. If you’re not sure what update to uninstall, roll Windows 10 back to a restore point with System Restore. After restoring your system, check if Windows Update still blocks Remote Desktop on your PC. Some of those resolutions might fix Remote Desktop when it doesn’t connect to hosts after a Windows update. Remember, however, that Windows updates aren’t always to blame if RDC doesn’t work. Another option is to try Mikogo. It is a good Remote Desktop alternative that may not cause as many issues. Or you can check out some of the best remote management software and see which one you prefer. In case the problem is still there, you can check our Remote Desktop connection not working guide for more solutions.
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