On October 26 (US Pacific Daylight Time), Microsoft released optional update software “KB5031455” (Windows 10 version／Windows 11 version) has been published. Windows 11 updates include broader implementation of new features introduced in the September optional update.
In Windows 11, after applying KB5031455, the operating system version number will change to “22621.2506“Become
KB5031455 Overview
This update is distributed as a Cumulative Update Preview which does not include security updates. Since it is treated as an option, it will not be installed unless you click Install in the Windows Update settings.
As mentioned earlier, Windows 11 updates will implement a broader range of new features introduced in the optional September update. Therefore, depending on the user, it may be marked as “published”.
Major updates for Windows 10
- Fixed an issue with the touch screen not working properly in a multi-screen environment.
- Reflects “daylight saving time” changes in Syria
- Addressing a memory leak in the text service (ctfmon.exe)
- Addressed memory leak issue in Windows Input Experience (TextInputHost.exe).
- Update the country/operator (carrier) information used for mobile communications to the latest version.
- Addresses an issue in Windows Defender where the Application Control permission policy prevents some applications from starting.
Major updates for Windows 11
- Implementing Copilot in Windows (preview version)
- Improved start menu
- Show preview in Recommended item (only compatible with some formats)
- Supports quick sharing of cloud storage files in “Recommended” item.
- Improvements about the taskbar
- Improved volume control
- View labels in Task view
- It is now possible to set the date and time so that they are not displayed.
- You can now run Network Diagnostics directly from the Network icon.
- Redesigned Explorer UI
- Introducing the new Windows Backup app
- Also implemented a function to restore settings etc from an old computer (work/school accounts not supported)
- Reflection of the 15th edition of “Unicode Emoji”
- Narrator now supports 10 languages including Japanese
- “Home” has been added to “Settings”
- Support “FIDO Passkey”.
- Supports passkey authentication at the operating system level
- Windows Hello (face/fingerprint/PIN) can be used as an authentication method
- ACM (Automatic Color Management) can now be used on SDR (Standard Dynamic Range) displays.
- Supported by certain graphics cards (including integrated CPU GPU)
- We highly recommend turning this on for displays that support an 8-bit display (true color/approx. 16.77 million colors) that supports the sRGB color gamut or higher.
- On is recommended even on displays that support 10-bit display (about 1 billion colors).
- Implement “Dynamic Lighting” (RGB light control function)
- RGB lights can now be controlled at the operating system level
- Planned support for devices from Acer, ASUS, MSI, HP (including HyperX-branded products), Logitech (Logitech in Japan), Razer, SteelSeries, and Twinkly.
- Simplified app uninstallation process
- Perform a Windows 365 Switch
- The Windows 365 desktop screen “Cloud PC (virtual machine)” can be displayed as one of the task views
- Only available in Pro or Enterprise editions
- Windows 365 apps must be updated to “Version 1.3.185.0” or later
- The English name of the Republic of Türkiye was changed (Republic of Türkiye → Republic of Türkiye)
- Reflects “daylight saving time” changes in Syria
- Compatible with changing legal currency in Croatia (Kuna → Euro)
- Addressing a memory leak in the text service (ctfmon.exe)
- Addressed memory leak issue in Windows Input Experience (TextInputHost.exe).
- Update the country/operator (carrier) information used for mobile communications to the latest version.
- Addresses an issue in Windows Defender where the Application Control permission policy prevents some applications from starting.
Although it is a preview release, Copilot in Windows will also be available (Image is a summary of the article in Microsoft Edge)
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