: Build 21390 incorporates advanced support for running Linux GUI applications directly on Windows without a third-party X server, alongside critical performance improvements for developers.
The most visible changes in Build 21390 were part of Microsoft’s ongoing transition to the Fluent Design system.
The Task Manager and MSI installer files received updated icons using the Fluent Design System . Windows 10 Insider Preview Build 21390 -x86 X64- ISO Incl
: As one of the final builds before the official unveiling of Windows 11, the CO branch in 21390 features rigorous bug fixes targeting memory leaks, storage spaces, and peripheral connectivity. What Does "x86 X64- ISO Incl" Mean?
To get started with Build 21390, you typically need to create bootable media using a tool like Rufus. Once the media is prepared, ensure your BIOS/UEFI settings are configured to boot from USB. During the installation process, you will notice the refined setup screens that Microsoft was testing at the time. Keep in mind that as an Insider Preview build, this version is intended for testing purposes. It is always recommended to back up your data or use a dedicated virtual machine (VM) like VMware or Hyper-V before proceeding with the installation. : Build 21390 incorporates advanced support for running
Build 21390 was not a massive feature drop, but it polished the user experience significantly. Here is what makes this specific ISO worth keeping:
For older legacy systems, select and BIOS target system . Step 2: Configure System BIOS/UEFI : As one of the final builds before
Windows 10 Insider Preview Build 21390 was released on May 26, 2021, to the Dev Channel as part of the "Cobalt" development branch. It is often remembered by enthusiasts as the final version of Windows 10 to feature the classic user interface before Microsoft began merging the Windows 11 "Sun Valley" visual overhaul into the operating system. Announcing Windows 10 Insider Preview Build 21390
Developers utilizing WSL gained access to improved graphics architecture support. This build includes better handling of Linux GUI applications directly within Windows, bridging the gap between the two environments seamlessly. Complete Changelog and Fixes
Fixed an issue where the Korean IME would drop characters in certain UWP apps. Architecture Breakdown: x86 vs. x64
Click Allow to get desktop notifications when Hype Machine is in the background.