Windows 10 Insider Preview Build 21390 X86 X64 Iso Incl 📥

final Insider Preview build

Windows 10 Insider Preview Build 21390 (CO_RELEASE) was released on May 26, 2021, and is notable for being the to feature the traditional Windows 10 user interface before the shift to Windows 11.

UUP Dump

Microsoft publishes Insider builds as encrypted UUP (Unified Update Platform) files. The open-source tool converts these to a clean ISO. windows 10 insider preview build 21390 x86 x64 iso incl

CPU: Intel Core i5-7xxx or AMD Ryzen 3 (2nd gen)
RAM: 8 GB (x64) or 4 GB (x86)
Storage: 128 GB SSD
GPU: DirectX 12 compatible (for WDDM 2.0+)

KB5004123 (Build 21390.2025)

: Released June 14, 2021, the final iteration. Availability: x86, x64, and ISO Details Announcing Windows 10 Insider Preview Build 21390 final Insider Preview build Windows 10 Insider Preview

Eco Mode

: An experimental feature in Task Manager allowed users to throttle process resources to improve foreground responsiveness and energy efficiency. Technical Significance CPU: Intel Core i5-7xxx or AMD Ryzen 3