Microsoft has pushed Windows 10 Build 14986 early morning today (IST) to insiders in Fast Ring. You can read the full official changelog by clicking here. The build also comes with many known issues that you would like to read before installing it. Read all the known issues listed below.

Many users are also reporting Download stuck at 0% issue while trying to download the update. This is the first build that is being pushed by using the UUP mechanism. So, let’s see how it goes.

Windows 10 Build 14986 Known Issues:

  • Using keyboard monitor hotkeys to adjust brightness won’t work as expected. Desired brightness change could be done via the Action Center or by going to Settings > System > Display.
  • You may see a popup “Catastrophic Error” dialog when opening OneDrive folders. If you do, the workaround is to open an elevated Command Prompt or PowerShell window and enter “attrib -O <path to OneDrive failure that resulted in the error dialog>”.
  • We’re currently investigating reports that DirectAccess isn’t working for some Windows Insiders.
  • When using Microsoft Edge with Narrator, you may hear “no item in view or silence when tabbing or using other navigation commands. You can use Alt + Tab when this happens to move focus away from and back to the Edge browser and then Narrator will read as expected.
  • Hey Cortana, play <blah> on <AppName> doesn’t work immediately after installing the app. Wait 5 minutes for indexer to kick in and try again.
  • Currently, the Windows Defender dashboard is primarily aimed at providing some minimal read-only status for Antivirus/Firewall, with some very limited functionality for interacting with the app. Here are some of the known issues with the dashboard to be aware of (not a comprehensive list):
    • Doesn’t accurately roll up status of Pillars
    • Doesn’t accurately show status when a 3P AV is on the machine.
    • History is not yet available in the new app
    • Advanced/Custom scans are not yet available in the new app
    • Settings are not configurable through the new app
    • Firewall control panel not launchable from new app
    • Firewall settings are not configurable through the new app