These are all the bugs that Microsoft fixes in Build 19042.487 preparing the ground for the fall update

Not yet named, the fall update corresponds to branch 20H2 and will bring our Windows 10 computers to version 2009. So that everything arrives correctly and with as few errors as possible, Microsoft releases the Builds among the users of the Insider Program and its different channels to correct bugs and polish errors.A program that now comes Build 19042.487, corresponding to patch KB4571744, a compilation that Beta Channel Insiders can already test and that brings these improvements and fixes.

Fixed Bugs from Build 19042.487

Fix a bug with pinned add-ins that caused Microsoft Outlook to stop responding.
Microsoft Edge IE Mode session can be synchronized one-way when session cookie is set by administrator.
Fixed a bug in the rendering of PeerDist-encoded content in Internet Explorer and Microsoft Edge.
Fixes a bug that prevented ActiveX content from loading.
Fixes an issue that causes a black screen on Windows Virtual Desktop (WVD) users' computers when they try to log in.
Fixes an issue that could cause apps that use the custom text wrapping feature to stop working in certain scenarios.
Fixes an issue with Start menu apps and tiles in Virtual Desktop Infrastructure (VDI) environments. The issue occurs after logging into the VDI environment for the second time and using a Remote Desktop User Profile disk on a non-persistent virtual desktop pool.
Fixes an issue that generates an error when printing to a document repository.
Fixes an issue that prevents Visual Basic 6.0 (VB6) applications from using the ListView in MSCOMCTL.OCX after upgrading to Windows 10, version 1903 and later.
Fixed a runtime bug that caused VB6 to crash when duplicate Windows messages are sent to WindowProc.
Fixes an issue that caused a Stop error when initialization of the graphics adapter failed.
Fixes an issue to reduce the likelihood of missing fonts.
Fixes an issue that prevents users from being able to reduce the size of a window in some cases.
Fixes an issue that caused the touch keyboard to close when touching any key.
Fixes an issue that adds an unwanted keyboard layout as the default after an upgrade or migration, even if you've already removed the layout.
Fixed an issue that prevents applications from closing even though the programming code tells them to close.

Fixes an issue that caused problems when trying to take a screenshot of a window using the PrintWindow API.
Fixes a problem with a memory leak in ctfmon.exe that occurs when you update an application that has an editable box.
Fixed an issue that truncates a potential list of characters (candidates) when you type characters in the Simplified Chinese (Pinyin) Input Method Editor (IME). When this happens, the Chinese characters do not appear.
Fixes an issue that prevents the first keystroke from being recognized correctly in DataGridView
Fixed an issue that caused an application using msctf.dll to stop working with the exception 0xc0000005 (Access Violation).
Fixed an issue with Dynamic Data Exchange (DDE) that caused a memory leak when multiple clients connect to the same server .
Fixes an issue that prevents Cortana's smart lighting from working as expected if you turn off the computer while fast shutdown is enabled.

The ability to use Dolby Atmos for Headphones and DTS Headphone:X in 24-bit mode is now supported on devices that support 24-bit audio.
Fixes an issue that prevents the IME user dictionary from being used when leveraging folder redirection with user profiles.
Fixes an issue that caused Microsoft Office applications to quit unexpectedly when using a Korean IME.
Fixed an issue that shows incorrect folder properties in File Explorer when the path is longer than MAX_PATH.
Fixes an issue with a blurry login screen.
Fixes an issue with Windows Update that would stop responding when checking for updates.
Fix an issue that prevents the correct lock screen from being displayed when the following policies are set: Policy Interactive Login: Ctrl+Alt+Del is not required>"
Fixes an issue that causes File Explorer to stop working when browsing directories of raw images and other types of records.
Enhanced tablet experience for convertible or hybrid devices in docked scenarios.
Improved the user experience of Windows Hello enrollment pages for facial and fingerprint settings.
Prevents accounts from a different tenant from signing in to a Surface Hub device.
Updated time zone information for Yukon, Canada.
Fix a stop error 0xC2 in usbccgp.sys .
Fixed an issue that causes the Event Viewer Microsoft Management Console (MMC) to stop working when the secondary monitor is above the primary monitor. An out of bounds exception occurs.

Fixed an issue that prevents migration of the Windows Remote Management (WinRM)startup type.
Fix an issue with item performance counters.
Fixes an issue that prevents the Microsoft User Experience Virtualization (UE-V) setting from being moved to enable signature files that are used for new, forwarded, and reply messages .
Fixes an issue that prevents users from setting REG EXPAND SZ keys in someautomated scenarios.
Fixed an issue with the EnhancedAppLayerSecurity node in Modern Device Management (MDM) that prevents its settings from being applied correctly to client devices.
Fixes an issue that causes a memory leak in the LsaIso.exe process when the server is under a heavy authentication load and Credential Guard is enabled.
Fixes an issue that could cause up to a two-minute delay when logging in or unlocking a session on Azure Active-joined machines Hybrid Directory.
Fixes an issue that prevents hash signing from working correctly when using the Microsoft Platform Cryptographic Provider for Trusted Platform Modules (TPM). This issue can also affect network software, such as virtual private network (VPN) applications.
Fix an issue that continues to display the old username hint in the smart card login box after a different user has used the machine with domain credentials.
Fixed an issue that caused communication with the TPM to time out and fail.
Fixes an issue that sometimes prevents AppLocker from running an application whose publisher rule allows it to run.
Fixes an issue where AppLocker editor rules could sometimes prevent apps from loading software modules; this may cause a partial failure of the application.
Fixed an issue that caused the promotion of a server to a domain controller to fail. This occurs when the Local Security Authority Subsystem Service (LSASS) process is set to Protected Process Light (PPL).
Fixes Fixed an issue that prevents you from unlocking a device if you typed a space before the username when you first log in to the device.

Fixes an issue that causes a system to stop working and generate a 7E stop code.
Fixes an issue that caused apps to take a long time to open.
Fix sorting failures caused by incorrect User Principal Name (UPN).
Fixes an issue in cluster scenarios that causes .vmcx and .vmrs file handles to become invalid after storage failover. As a result, live migration and other virtual machine (VM) maintenance activities fail with STATUS UNEXPECTED NETWORK_ERROR.
Fixes an issue with interrupt targeting that could cause an interrupt to hit the wrong processor.
Fixed an issue that caused shutdown delays when running the Microsoft Keyboard Filter service.
Fixed an issue that causes a machine to request a new IP address after authentication.
Fixes an issue that causes the Background Intelligent Transfer Service (BITS) to download data while a device is in cellular mode without explicit user permission.
Fixes an issue that prevents Always On VPN (AOVPN) from automatically reconnecting when resuming from suspend or reboot hibernation.
Fixed an issue that caused AOVPN user tunnels to use an incorrect certificate.
We fixed an issue with AOVPN that occurs when user and device tunnels are configured to connect to the same endpoint.
Fixes an issue that causes VPN applications to stop working in some cases when attempting to enumerate VPN profiles.
Fixes an issue that caused the Optimize Drives dialog to incorrectly report that previously optimized drives need to be optimized again.
Fixed an issue that prevents shutting down the memory buffer host (HMB) when force shutting down the device. As a result, SSD drives do not delete HMB content.

Fixes an issue that prevents apps from downloading an update or opening in certain scenarios.
Fixes an issue that could cause a stop error (0xC00002E3) on startup. This issue occurs after installing certain Windows updates that were released on or after April 21, 2020.
Fixes an issue that could cause the stop error 7E in nfssvr.sys on servers running the Network File System (NFS) service.
Fixes an issue with Server Message Block (SMB). This issue incorrectly logs the Microsoft-Windows-SMBClient event 31013 in the Microsoft-Windows-SMBClient / Security event log of an SMB client when an SMB server returns STATUS USER SESSION_DELETEDThis issue occurs when users or SMB client applications open multiple SMB sessions with the same set of Transmission Control Protocol (TCP) connections on the same SMB server. This problem is most likely to occur on remote desktop servers.
Fixes an issue that caused SMB to incorrectly use the cached non-continuous original available identifier in a file. This identifier becomes invalid after a network failure or a storage failover. As a result, applications fail with errors like STATUS UNEXPECTED NETWORK_ERROR.
Fixed an issue that causes loss of written data when an application opens a file and writes to the end of the file to a shared folder.
Fixes an issue with some applications, such as Microsoft Excel, that occurs when using the Microsoft Input Method Editor (IME) for Chinese and Japanese languages. You may receive an error or the application may stop responding or crash when you try to drag with the mouse.

If you belong to the Dev Channel within the Insider Program, you can download the update by going to the usual route, that is, Settings > Update and Security > Windows Update ."

Via | Microsoft

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Fixed Bugs from Build 19042.487

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