All the Windows 10 20H2 x64 Updates are included until 20.12(December).2020:
1. KB890830 - Windows Malicious Software Removal Tool, version 5.84.17632.1.
2. KB2267602 - Security intelligence updates for Windows Defender Antivirus, version 1.329.799.0.
3. KB4052623 - Update for Windows Defender Antivirus antimalware platform, version 4.18.2011.6.
4. KB4562830-v3 - Feature Update through Windows 10, version 20H2 Enablement Package.
5. KB4578910 - Asset update for Windows 10, version 20H2 Mixed Reality.
6. KB4580325 - Security update for Adobe Flash Player for Windows 10, version 20H2.
7. KB4586858 - Compatibility update for installing and recovering Windows 10, version 20H2 (SafeOS).
8. KB4586876 - Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 20H2.
9. KB4589212 - Intel microcode updates for Windows 10, version 20H2.
10. KB4592438 - Cumulative Update for Windows 10, version 20H2 (OS build 19042.685).
11. KB4592920 - Dynamic Update for Windows 10, version 20H2 (Setup).
12. KB4593175 - Servicing Stack Update für Windows 10, version 20H2.


Windows 10 Runtime Libraries:

* Visual C++ Redistributable 2002 v7.0.9975.0 x86.
* Visual C++ Redistributable 2003 v7.10.6119.0 x86.
* Visual C++ Redistributable 2005 SP1 v8.0.50727.6229 x86.
* Visual C++ Redistributable 2008 SP1 v9.0.30729.7523 x86.
* Visual C++ Redistributable 2010 SP1 v10.40219.473 x86.
* Visual C++ Redistributable 2012 Update 5 v11.0.61135.400 x86.
* Visual C++ Redistributable 2013 Update 5 v12.0.40664.0 x86.
* Visual C++ Redistributable 2015-2019 v14.28.29617.0 x86.
* Visual Basic Runtime v1.00 x86.
* Visual Basic Runtime v2.0.9.8 x86.
* Visual Basic Runtime v3.0.5.38 x86.
* Visual Basic Runtime v4.0.29.24 x86.
* Visual Basic Runtime v5.2.82.44 x86.
* Visual Basic Runtime v6.1.98.39 x86 (SP6 Update KB2911777, KB2992332).

Pre-Configured Windows 10 Settings:

* .NET Framework 3.5 = Installed.
* OneDrive Auto Install = Disabled.
* Telemetry = Disabled.
* Web Proxy Auto-Discovery = Disabled.
* Show Hidden Items = On.
* Show all File Extensions = On.
* Task Manager View = Detailed.
* File Progress Dialog = Detailed.
* Combine Taskbar Buttons = Never.
* Windows Theme Color = Storm.
* Windows Theme Accent Color = On.
* Browser Search Provider = Google.
* Default Browser = Firefox.
* Default Media Player = PotPlayer.
* Default File Archiver = 7-Zip.

Additional Applications:

* Microsoft Office 2019 Professional Plus x86 (Online Installer v2.0.4).
* 7-Zip v19.00 x86 (With a few Pre-Configured Settings).
* Mozilla Firefox v84.0.1 x86 (With a few Pre-Configured Settings).
* PotPlayer v1.7.21391.0 x86 (With a few Pre-Configured Settings).
* ImDisk Toolkit v2020.11.20 x86.
* HashCheck v2.4.1.58-alpha x86.

[---------- INFORMATIONS ----------]

Includes 15 Windows 10 x86 Editions ("Enterprise" has the most Features):
Windows 10 Home Single Language
Windows 10 Home
Windows 10 Pro
Windows 10 Pro Education
Windows 10 Education
Windows 10 Pro for Workstations
Windows 10 Enterprise
Windows 10 Enterprise for Virtual Desktops
Windows 10 IoT Enterprise
Windows 10 Home N
Windows 10 Pro N
Windows 10 Pro for Workstations N
Windows 10 Pro Education N
Windows 10 Education N
Windows 10 Enterprise N

* All the Windows 10 Language Packs can be downloaded directly over the Windows 10 Language Settings Menu.
* This Windows 10 was never in AuditMode and was compiled with the DISM (Deployment Image Servicing and Management) tool based on the Windows 10 19041.1 en-US x86 version.
* All the included extras can be modified or removed in the ISO\Disc folder ".\sources\$OEM$".
* A Windows 10 Activator is not included, but a Text file is placed on the Desktop with a direct download link to a working Activator.
* System Requirements are (Minimum|Recommended): 1|2 GigaHertz x86 Processor, 1|2 GigaBytes of RAM, DirectX 9 Graphics card, 20|30 GigaByte Hard Disk space.
* How to do a fresh Windows 10 installation:
1. Burn the Windows 10 ISO file on a DVD disc by using a Brun program like CDBurnerXP (http://cdburnerxp.se) or use Rufus (http://rufus.ie) to create a bootable USB Flash Drive with the Windows 10 ISO file.
2. Do a BACKUP of your important files on a separate Drive.
3. To avoid accidentally creating a Windows 10 Online Account or running into the Account bug (Other user), disconnect your Computer from the Internet before the installation.
4. At the Windows 10 Setup menu select "Custom: Install Windows only (advanced)".
5. Delete all the old Windows Partitions and then click on install.


What News?
Added the latest Windows 10 20H2 x86 Updates from 25.11(November).2020 till 20.12(December).2020: KB4562830-v3 (Replaces KB4562830-v2) | KB4586876 (Replaces KB4580419) | KB4592438 (Replaces KB4586853) | KB4592920 (Replaces KB4586861) | KB4593175 (Replaces KB4586864).
* Updated Security intelligence updates for Windows Defender Antivirus (KB2267602) x86 from "v1.327.658.0" to "v1.329.799.0".
* Updated Windows Defender Antivirus antimalware platform (KB4052623) x86 from "v4.18.2010.7" to "v4.18.2011.6".
* Updated Microsoft Visual C++ 2015-2019 Redistributable x86 from "v14.28.29515.1" to "v14.28.29617.0".
* Updated Office 2019 Professional Plus x86 Online Installer from "v2.0.2" to "v2.0.4".
* Updated Mozilla Firefox x86 from "v83.0.0" to "v84.0.1".
* Updated PotPlayer x86 from "v1.7.21309.0" to "v1.7.21391.0".

Everything is new. Everything on the shoulder.
macOS Big Sur takes Mac to new heights of performance and visual aesthetics. Enjoy a striking design that makes your Mac experience even easier. Pay tribute to the biggest Safari update ever. Try the new Maps and Messages features. And learn even more about ways to protect your personal data.
Mac magic.


In a new design.
Unrivaled power. Incredible usability. Unlimited creative possibilities. MacOS Big Sur makes all of this even more exciting.
Applications
without unnecessary details
Full-height sidebars, updated toolbars. In the new laconic design of applications, nothing distracts from the main thing - from the content.
Updated Dock
The sleek new design of the Dock makes accessing your favorite applications even more convenient. Application icons are stylistically consonant with the icons of other devices, but at the same time retain their individuality.
Mac Control Center
Instant access to the controls you use most (such as Wi-Fi and Bluetooth) and new controls for listening to music and turning on Dark Mode. Designed specifically for the Mac, Control Center lets you add new controls and drag and drop commonly used controls to the menu bar to customize it to your liking.
Notification Center
Notifications and widgets can now be viewed in one window. Notifications are grouped by application. Many notifications have become interactive and let you, for example, turn on a podcast or find out details about invitations in Calendar. The updated widgets are presented in three sizes, and you can choose the one that suits you.

Release date: 12/14/20
Version: 11.1 (20C69)
Developer: Apple Inc.
Developer site: https://www.apple.com/macos/big-sur/
Platform: Intel only
Interface language: Russian + English
Tablet: Not required
System requirements: macOS Big Sur supports the following models:
MacBook 8.1 or newer
MacBookAir 6.1 or newer
MacBookPro11.1 or newer
Macmini7.1 or newer
iMac14.4 or newer
iMacPro1,1
MacPro6.1 or newer
for hackintosh:
Only processors with SSE4,2 are supported
Video cards supporting Metal (Intel HD4000 and higher, nvidia kepler, AMD GCN-based).


Guide:

https://www.youtube.com/watch?v=nhAVUHWNNaw&feature=emb_title