When you tell a media recorder to capture audio playing from a website, Spotify, or a video stream, the software routes the computer's internal audio playback through this virtual driver. This allows the software to rip bit-perfect digital copies of the audio without recording external room noise or requiring physical loopback cables. Why Does Windows Block It? (The Core Isolation Conflict)
Look for a device named or something containing "Jaksta" or "e2eSoft". Right-click the device and select Uninstall device .
If you can tell me and if you still have the Jaksta software installed , I can provide more specific instructions for your situation. Support - Memory Integrity is deactivated by jaksta_va.sys
: If you no longer use Jaksta but the driver remains, you can remove it via the Device Manager or by locating and deleting the file in C:\Windows\System32\drivers\jaksta_va.sys . Note that you may need to use a tool like the Microsoft Device Guard Tool or manually edit the registry if it persists. jaksta va.sys
: The driver often prevents the "Memory Integrity" (Core Isolation) feature in Windows 10 and 11 from being enabled. This occurs because the driver's architecture for capturing data is sometimes incompatible with Microsoft's strict memory protection standards. Driver Residuals : Even after uninstalling the main Jaksta software, jaksta_va.sys
While not inherently malicious, an incompatible can lead to:
If you recently noticed a Windows Security alert stating or found that you cannot turn on Memory Integrity , jaksta_va.sys is likely the culprit. When you tell a media recorder to capture
(If you don't use Jaksta anymore)
This issue is not new. Forum posts and support tickets from as early as 2022 show users expressing frustration, noting that the driver remains in conflict with Windows 10 and 11. A Jaksta support representative has described the driver as being part of the DVR feature and has stated it works correctly on hundreds of thousands of computers despite the incompatibility warning.
This article provides a comprehensive overview of what the driver does, why it often causes conflicts with Windows 10/11, and how to manage it. What is Jaksta va.sys and What Does It Do? (The Core Isolation Conflict) Look for a device
If you are encountering problems with jaksta_va.sys , there are several ways to handle it, depending on your goal: keeping Jaksta functional or removing it entirely.
If you have already uninstalled Jaksta but the residual jaksta_va.sys driver file remains stuck in your Windows system driver store, you must manually purge it using administrative tools:
The driver creates a virtual device that allows Jaksta software to capture, intercept, or record audio output from your computer (e.g., sound playing from a web browser or media player).