# Windows 10, version 2004

Windows 10 May 2020 Update (also known as version 2004 and codenamed "20H1") is the ninth major update to Windows 10. It carries the build number 10.0.19041.

## Version history

The first preview was released to Insiders who opted in to the exclusive Skip Ahead ring on February 14, 2019. The update began rolling out on May 27, 2020. Notable changes in the May 2020 Update include:
* Faster and easier access to Bluetooth settings and pairing
* Improved Kaomojis
* Virtual Desktops are now renamable
* DirectX 12 Ultimate
* Introducing a chat-based UI for Cortana
* Greater integration with Android smartphones on the Your Phone app
* Windows Subsystem for Linux 2 (WSL 2)
* Ability to use Windows Hello without the need for a password
* Ability to use Windows Hello PIN while in safe mode
* Cloud download option to reset Windows
* Accessibility improvements
* Support Storage Firmware Update that allow updates SSD firmware through Windows Update
* Task Manager can display disk type (HDD or SSD) in the Performance tab
The update has reached end of service on December 14, 2021.
It is the final version of Windows 10 to come bundled with Microsoft Edge Legacy.
Preview builds of Windows 10, version 2004 :
| Version | Release date(s) | Highlights |
| 10.0.18836 | Skip ahead: February 14, 2019 | Added support for directly accessing Linux subsystem files in Windows Subsystem for Linux distro through File Explorer Improvements to WSL command-line interface capability |
| 10.0.18841 | Skip ahead: February 22, 2019 | Improvements to Windows Sandbox |
| 10.0.18845 | Skip ahead: February 28, 2019 | Added full support for Emoji 12 |
| 10.0.18850 | Skip ahead: March 6, 2019 | |
| 10.0.18855 | Skip ahead: March 13, 2019 | |
| 10.0.18860 | Skip ahead: March 20, 2019 | Expanding Microsoft SwiftKey to more languages |
| 10.0.18865 | Skip ahead: March 27, 2019 | Improvements to Narrator |
| 10.0.18875 | Fast ring: April 10, 2019 | Re-introduced new Japanese IME Redesigned Simplified and Traditional Chinese IMEs |
| 10.0.18885 | Fast ring: April 26, 2019 | Expanding dictation support to more languages Improvements to Your Phone app, Windows Feedback Hub and Narrator |
| 10.0.18890 | Fast ring: May 1, 2019 | Removed friendly dates format in File Explorer for maintenance |
| 10.0.18894 | Fast ring: May 8, 2019 | Improvements to File Explorer, accessibility and Narrator |
| 10.0.18895 | Fast ring: May 10, 2019 | |
| 10.0.18898 | Fast ring: May 15, 2019 | New disk type view in Task Manager |
| 10.0.18908 | Fast ring: May 29, 2019 | |
| 10.0.18912 | Fast ring: June 5, 2019 | Improvements to Narrator and Windows Ink Workspace |
| 10.0.18917 | Fast ring: June 12, 2019 | New download throttling options for Delivery Optimization in Settings app Introduced Windows Subsystem for Linux 2 (WSL 2) Improvements to Narrator and Windows Ink Workspace |
| 10.0.18922 | Fast ring: June 19, 2019 | Improvements to language settings |
| 10.0.18932 | Fast ring: July 3, 2019 | Improvements to Eye Control and accessibility Updated notification settings |
| 10.0.18936 | Fast ring: July 10, 2019 | Added support for creating events or reminders directly from clock and calendar flyout in taskbar Added support for signing in to Windows without password for Microsoft accounts |
| 10.0.18941 | Fast ring: July 18, 2019 | Updated Korean IME |
| 10.0.18945 | Fast ring: July 26, 2019 | New features and improvements for Cortana New Cortana UI New screen for "Hey Cortana" queries New speech and language models as well as performance improvements Improvements to Windows Subsystem for Linux and accessibility Renamed Windows Defender to Microsoft Defender Antivirus |
| 10.0.18950 | Fast ring: July 31, 2019 | Improvements to Japanese IME and Snip & Sketch |
| 10.0.18956 | Fast ring: August 7, 2019 | Redesigned Network Status page in Settings app Improvements to Traditional Chinese IME Updated Calculator app |
| 10.0.18963 | Fast ring: August 16, 2019 | Added GPU temperature monitoring support in Task Manager Added support for renaming virtual desktops in Task View Improvements to Settings app Updated Optional Features page New mouse cursor speed setting in Mouse page Notepad updates is now available via Microsoft Store Improvements to Traditional Chinese IME Improved sync speed for applying account picture across Windows, apps and Microsoft sites Improvements to Windows Search |
| 10.0.18965 | Fast ring: August 21, 2019 | New restart apps setting in sign-in options in Settings app Improvements to Feedback Hub |
| 10.0.18965.1005 | Fast ring: August 22, 2019 | |
| 10.0.18970 | Fast ring: August 29, 2019 | Improvements to UI for tablet experience Improvements to Recovery |
| 10.0.18970.1005 | Fast ring: August 30, 2019 | |
| 10.0.18975 | Fast ring: September 6, 2019 | Improvements to Cortana and Windows Subsystem for Linux |
| 10.0.18980 | Fast ring: September 11, 2019 | Improvements to Cortana and Windows Subsystem for Linux Improvements to Optional Features settings in Settings app |
| 10.0.18985 | Fast ring: September 19, 2019 | Improvements to Bluetooth pairing experience Improvements to optional updates experience in Settings app |
| 10.0.18990 | Fast ring: September 24, 2019 | New option for automatically restarting UWP apps from previous sign-in session in Settings app Improvements to Windows Subsystem for Linux |
| 10.0.18995 | Fast ring: October 3, 2019 | Added support for signing into Windows using Windows Hello PIN while in safe mode Improvements to Windows Subsystem for Linux |
| 10.0.18999 | Fast ring: October 8, 2019 | |
| 10.0.19002 | Fast ring: October 17, 2019 | Improvements to Windows Subsystem for Linux |
| 10.0.19002.1002 | Fast ring: October 18, 2019 | |
| 10.0.19008 | Fast ring: October 22, 2019 | |
| 10.0.19008.1000 | Fast ring: October 24, 2019 | |
| 10.0.19013 | Fast ring: October 29, 2019 | Added a number of kaomoji in emoji panel Improvements to Windows Subsystem for Linux |
| 10.0.19013.1000 | Fast ring: November 1, 2019 | |
| 10.0.19013.1102 | Fast ring: November 4, 2019 | |
| 10.0.19018 | Fast ring: November 5, 2019 | Removed option to join Skip Ahead in the Settings app Improvements to Windows Subsystem for Linux |
| 10.0.19013.1122 | Slow ring: November 11, 2019 | |
| 10.0.19023 | Fast ring: November 12, 2019 | |
| 10.0.19025 | Fast ring: November 15, 2019 | |
| 10.0.19028 | Fast ring: November 19, 2019 | Improvements to Windows Subsystem for Linux |
| 10.0.19025.1051 | Slow ring: November 20, 2019 | |
| 10.0.19030 | Fast ring: November 22, 2019 | |
| 10.0.19025.1052 | Slow ring: November 22, 2019 | |
| 10.0.19033 | Fast and slow ring: November 26, 2019 | |
| 10.0.19035 | Fast and slow ring: December 4, 2019 | |
| 10.0.19035.1000 | Fast and slow ring: December 4, 2019 | |
| 10.0.19037 | Fast and slow ring: December 6, 2019 | |
| 10.0.19041 | Fast and slow ring: December 10, 2019 | |
| 10.0.19041.21 | Slow ring: January 14, 2020 | |
| 10.0.19041.84 | Slow ring: February 11, 2020 | |
| 10.0.19041.113 | Slow ring: February 27, 2020 | |
| 10.0.19041.153 | Slow ring: March 13, 2020 | |
| 10.0.19041.172 | Slow ring: March 26, 2020 | |
| 10.0.19041.173 | Slow ring: April 9, 2020 | |
| 10.0.19041.207 | Slow ring: April 14, 2020 Release preview: April 16, 2020 | |
| 10.0.19041.208 | Slow ring: April 22, 2020 Release preview: April 30, 2020 | |
| Version | Release date(s) | Highlights |
Public patches of Windows 10, version 2004 :
| Version | Knowledge base | Release date(s) | Highlights |
| 10.0.19041.264 Version 2004 | KB4556803 | Slow ring and release preview: May 12, 2020 Public release: May 27, 2020 | |
| 10.0.19041.329 | KB4557957 | Slow ring, release preview and public release: June 9, 2020 | |
| 10.0.19041.330 | KB4566866 | Beta Channel: June 16, 2020 | |
| 10.0.19041.331 | KB4567523 | Release Preview Channel and public release: June 18, 2020 | |
| 10.0.19041.388 | KB4565503 | Release Preview Channel and public release: July 14, 2020 | |
| 10.0.19041.423 | KB4568831 | Release Preview Channel: July 31, 2020 | |
| 10.0.19041.450 | KB4566782 | Release Preview Channel and public release: August 11, 2020 | |
| 10.0.19041.487 | KB4571744 | Release Preview Channel: August 26, 2020 | |
| 10.0.19041.488 | KB4571744 | Public release: September 3, 2020 | |
| 10.0.19041.508 | KB4571756 | Public release: September 8, 2020 | |
| 10.0.19041.541 | KB4577063 | Release Preview Channel: September 22, 2020 | |
| 10.0.19041.546 | KB4577063 | Release Preview Channel: September 30, 2020 Public release: October 1, 2020 | |
| 10.0.19041.572 | KB4579311 | Public release: October 13, 2020 | |
| 10.0.19041.608 | KB4580364 | Release Preview Channel: October 22, 2020 | |
| 10.0.19041.610 | KB4580364 | Public release: October 29, 2020 | |
| 10.0.19041.630 | KB4586781 | Public release: November 10, 2020 | |
| 10.0.19041.631 | KB4594440 | Public release: November 19, 2020 | |
| 10.0.19041.662 | KB4586853 | Release Preview Channel: November 24, 2020 Public release: November 30, 2020 | |
| 10.0.19041.685 | KB4592438 | Public release: December 8, 2020 | |
| 10.0.19041.746 | KB4598242 | Public release: January 12, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.782 | KB4598291 | Release Preview Channel: January 21, 2021 | |
| 10.0.19041.789 | KB4598291 | Public release: February 2, 2021 | |
| 10.0.19041.804 | KB4601319 | Public release: February 9, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.844 | KB4601382 | Public release: February 24, 2021 | |
| 10.0.19041.867 | KB5000802 | Public release: March 9, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.868 | KB5001567 | Public release: March 15, 2021 | |
| 10.0.19041.870 | KB5001649 | Public release: March 18, 2021 | |
| 10.0.19041.906 | KB5000842 | Public release: March 29, 2021 | |
| 10.0.19041.928 | KB5001330 | Public release: April 13, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.962 | KB5001391 | Release Preview Channel: April 19, 2021 | |
| 10.0.19041.964 | KB5001391 | Public release: April 28, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.985 | KB5003173 | Public release: May 11, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1023 | KB5003214 | Release Preview Channel: May 21, 2021 Public release: May 25, 2021 | |
| 10.0.19041.1052 | KB5003637 | Public release: June 8, 2021 | |
| 10.0.19041.1055 | KB5004476 | Public release: June 11, 2021 | |
| 10.0.19041.1081 | KB5003690 | Release Preview Channel: June 17, 2021 Public release: June 21, 2021 | This update is no longer available from Windows Update, Microsoft Update Catalog or other release channels since July 21, 2021. |
| 10.0.19041.1082 | KB5004760 | Public release: June 29, 2021 | |
| 10.0.19041.1083 | KB5004945 | Public release: July 6, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1110 | KB5004237 | Public release: July 13, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1151 | KB5004296 | Public release: July 29, 2021 | |
| 10.0.19041.1165 | KB5005033 | Public release: August 10, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1202 | KB5005101 | Public release: September 1, 2021 | |
| 10.0.19041.1237 | KB5005565 | Public release: September 14, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1266 | KB5005611 | Public release: September 30, 2021 | |
| 10.0.19041.1288 | KB5006670 | Public release: October 12, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1320 | KB5006738 | Public release: October 26, 2021 | |
| 10.0.19041.1348 | KB5007186 | Public release: November 9, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| 10.0.19041.1387 | KB5007253 | Public release: November 22, 2021 | |
| 10.0.19041.1415 | KB5008212 | Public release: December 14, 2021 | This update is no longer available from Microsoft Update Catalog or other release channels since September 12, 2023, although it continues to be available from Windows Update. |
| Version | Knowledge base | Release date(s) | Highlights |