| Parameter | Value | Analysis |
| :--- | :--- | :--- |
| OS Version | Windows 10 | Standard desktop operating system. |
| Architecture | X64 (64-bit) | Designed for modern processors supporting x86-64 instruction sets. Not compatible with legacy 32-bit only hardware. |
| Version | 21H1 (May 2021 Update) | Code name "Vibranium." Build number likely 19043. This was a minor feature update focusing on multi-camera support, Windows Hello, and performance improvements. |
| Edition | Pro (3in1) | "Pro" indicates advanced features (BitLocker, Remote Desktop, Group Policy). "3in1" typically implies the image contains multiple editions, commonly Home, Pro, and Education, selectable during installation. |
| Channel | OEM ESD | OEM (Original Equipment Manufacturer) implies this was intended for system builders/pre-installations. ESD (Electronic Software Delivery) indicates the file format is a highly compressed .esd file, typically used for digital downloads rather than traditional ISO master images. |
| Language | pt-BR | Portuguese (Brazil). The default system UI language. |
| Timestamp | JUNH (June) | Indicates the release or integration date: June 2021. This places the image shortly after the initial 21H1 release (May 2021), likely including updates up to that month. |
Language code for Portuguese (Brazil). All system menus, dialog boxes, help files, and built-in apps will be in Brazilian Portuguese. Keyboard layout defaults to Brazilian ABNT2. Windows 10 X64 21H1 Pro 3in1 OEM ESD pt-BR JUNH...
The base operating system from Microsoft, released in July 2015 and continuously updated. The version discussed here is not Windows 11, but the final iterations of Windows 10. | Parameter | Value | Analysis | |
Even though 21H1 is outdated, its feature set remains relevant for offline or legacy systems: | | Version | 21H1 (May 2021 Update)
| Feature | Description | |---------|-------------| | DirectX 12 Ultimate | Support for ray tracing, mesh shaders, and sampler feedback | | Windows Subsystem for Linux (WSL) | Run Linux distros natively | | GPU acceleration | In WSL and Windows Terminal | | DNS over HTTPS | Encrypted DNS queries | | Korean and Japanese IME improvements | Better typing prediction and history | | Accessibility | Enhanced narrator, magnifier, and eye control |