Windows 10 build 21390 drops in the Dev Channel

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  • Windows 10 build 21390 is ready for download in the Dev Channel.
  • This build introduces new icons for Task Manager and MSI installers.
  • You can now set Windows Terminal as the default emulator for Command Prompt and PowerShell.

Microsoft is currently releasing Windows 10 build 21390 as part of the ongoing development of the Sun Valley update (version 21H2). This is preview number 76, which is being made available to testers. It is a little update that includes a number of fixes and enhancements.

The business claims that version 21390 adds a new icon for Task Manager and MSI installers that uses the Fluent Design language. Additionally, you can now make Windows Terminal the default emulator for PowerShell and Command Prompt, causing the Terminal experience to launch by default whenever you attempt to enter one of the consoles. (Windows Terminal version 1.9 is needed for this to function.)

Check out this video as well, which highlights all the new features in this release.

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In terms of changes, Windows 10 build 21390 resolves issues with Chinese punctuation, crashes with svchost.exe, Task Manager displaying the wrong icon for some processes, fixes error code 0xc1900101 while updating to the most recent release, and more.

Known issues with build 21390

Additionally, Microsoft is highlighting a number of problems with build 21390, such as:

  • The Camera app does not respect the default brightness setting set available on the new Camera Settings page.
  • Windows Search elements no longer display correctly in the dark theme.
  • The news and interests taskbar widget has an issue that may occasionally flash in the top left corner of your screen after clicking the button on your taskbar.

The Windows Blog is where Microsoft is posting a list of all the enhancements, fixes, and problems for Windows 10 Insider Preview build 21390.

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Download Windows 10 build 21390

The build 21390 preview will install itself and is available right now via the Dev Channel. Nevertheless, you may always obtain it manually by using the Check for updates button under Settings>Update & security>Windows Update.

This article will tell you more about all the changes that are currently being made to Windows 10.

Update June 7, 2021: As part of update KB5004071, Microsoft is currently releasing Windows 10 build 21390.1000. But there is nothing new in this update. Rather, it is an update to test the operating system’s cumulative update distribution. Additionally, the business announces that it will continue testing the update process by pushing similar updates every week, which will be followed by a build release.

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Update June 10, 2021: To test the servicing process, the software behemoth has released build 21390.1010 as update KB5004092. It is devoid of any new features or modifications.

Update June 14, 2021: For devices that are part of the Dev Channel, Microsoft is releasing another update. In order to test its servicing pipeline, the corporation is releasing build 21390.2025 as the update KB5004123 this time.

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