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Microsoft has just released a new version of Windows 10, Build 20257. It brings improvements and bug fixes.
Windows 10 Build 20257 is available through the Windows Insider program. The operating system is offered to registered users on the DEV channel. The main focus is on the improvements under the hood. Obviously there is no news. The giant focuses on stability and performance. We found several bug fixes.
Windows 10 Build 20257, details
The giant offers solutions to correct various errors. One of them prevents the Disk Cleanup application from completely deleting the Windows.old folder.
After a Windows 10 computer is upgraded to a newer version, a Windows.old folder is created. Stores backup files so they can be reverted in case of a problem. However, this file can be removed to save space and do a little cleaning. Microsoft has found that removing it doesn’t work in some cases.
At the same time, it fixes the bug causing high CPU usage. Specified Redmond
“We fixed an issue that could result in unexpected CPU usage. If you continue to experience other performance issues, please take a moment to post feedback, including details about the indicated issue and performance information. “
We are part of the Windows Insider program and, in particular, of the DEV channel. This build 20257 is not perfect, so there are known and un-fixed issues. One of them is troublesome. This can freeze the update process for a long time.
Publication notice
Changes and improvements
Based on feedback, we are updating our tile-themed logic for the Start menu so that the tile background for Win32 applications no longer adjusts based on the detected contrast ratio, except for Microsoft’s PWAs. Edge anchored.
Firmly
We fixed an issue that started with build 20236 where installing games from the store on a non-OS secondary drive was causing the secondary drive to become inaccessible. This caused some applications to crash on launch on the previous flight, including Microsoft Jigsaw and Microsoft Minesweeper. We fixed an issue that caused File Explorer to have a transparent line at the top on multi-monitor systems. We fixed an issue that caused Win32 application titles to be unexpectedly highlighted in the title bar after enabling and disabling high contrast. We fixed an issue where Disk Cleanup was not completely removing the windows.old folder. We fixed an issue where you would restart your PC and reconnect your PC to MSA, then your MSA image may never sync. We fixed an issue that affected Windows Hello Face detection when training the device on a difference. We fixed an issue where setting up a kiosk account (assigned access) was not working on the first attempt, only on subsequent attempts. We fixed a deadlock that could result in unexpected CPU usage. If you continue to experience other performance issues, please take a moment to provide detailed feedback on the indicated issue and a performance log. More information on how to collect a replay trace can be found here if needed. We fixed an issue that caused some applications to be slower to accept keystrokes in text boxes recently. We fixed an issue that could cause app links to fail to launch the browser. We fixed a recent flight issue that could cause the audio to stop unexpectedly. We fixed an issue that could cause audio to not be heard after certain content was streamed. Then the Bluetooth headphones were turned off and back on. We fixed an issue that could cause Movies & TV to be unable to play some HDR videos recorded with error 0x80004001.
known issues
We are investigating reports of the update process getting stuck for an extended period of time when trying to install a new version. Live previews of pinned sites are not yet enabled for all Insiders, so a gray window may appear when hovering over the thumbnail in the systray. We are working to enable the new systray experience for existing pinned websites. Meanwhile, you can remove the site from the systray, remove it from the edge: // apps page, and then pin the site again. We are investigating reports that some users see error 0x80070426 when they use their Microsoft account to sign in to various applications. If you run into this, restarting your PC may fix it. We are investigating an issue where after doing this build in Settings> System> Storage> Disks and Volumes, no drives appear. To avoid this problem, you can manage your disks in the classic disk management tool. We are investigating reports of some screens incorrectly displaying black text on a dark background with the dark theme enabled.
