2023-04-20 07:21:59
Windows 11 update KB5025239 has caused a new problem. It affects an essential element of the operating system, the taskbar.
Released as part of the April 2023 Patch Tuesday, KB5025239 targets PCs running Windows 11 22H2. It closes dozens of security vulnerabilities and fixes bugs. Unfortunately since its deployment, problems have arisen. It is therefore not the first time that this update has been talked regarding because of the malfunctions. We talked regarding file explorer crashes, missing desktop icons and performance issues.
Windows 11 and KB5025239, failures appear, solutions
A new bug is added to this list. Of recent reports mention a problem with the function “ auto hide from the taskbar. Its role is to hide it automatically in order to take advantage of maximum space. Its reappearance is also automatic as soon as the mouse cursor passes over the lower edge of the screen.
The option is located at this address
Paramètres > Personnalisation > Barre des tâches >Comportement de la barre des tâches
Regarding the bug, it affects this functionality so that the taskbar remains visible very often. Fortunately the situation does not seem to be widespread.
There are also reports of a very slow installation. She can hang at 5% for several hours while repeatedly specifying “ Updates are being installed. Please keep your PC on ».
Windows 11 et KB5025239, known issues
On the side of Microsoft KB5025239 is known to cause issues with explorer.exe. This happens when using third-party UI customization apps like ExplorerPatcher or StartAllBack.
Redmond explains
After installing this update or subsequent updates, Windows devices with certain third-party UI customization applications may fail to boot. These third-party applications can cause errors with explorer.exe that can repeat several times in a loop. These known affected personalization applications are ExplorerPatcher and StartAllBack. This type of application often uses unsupported methods to make customizations and therefore may have unexpected results on your Windows device.
KB5025239 can also slow down machine performance. This concerns the copying of large files (several GB) during a network share via SMB (Server Message Block) but also during a local copy of files.
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