There has been a lot going on with Windows 11 since it first came out back in October 2021. The latest OS has been plagued by disk performance issues since last summer, when it was still only available to Insider testers.

  • Microsoft claims to have fixed the bug that slowed down Windows 11 devices.And, users seem to be confirming that HDDs and SSDs are not as sluggish now.The awaited fix came through the late KB5008353 January cumulative update.If you still have such issues, you can manually search for the patch and install it.

Some of these issues were still alive and well in the present version of Windows 11, but the Redmond tech giant claims to have permanently dealt with the Windows 11 disk performance issues.

It looks like there might be some truth to all this, seeing how everyone claims everything went back to normal after the KB5008353 release.

HDD?SSD issue fixed through late January cumulative update

The bug actually affects HDDs and SSDs, which in some cases are running more than 50% slower, and the issue was first reported in July 2021.

The great majority thought that this problem was officially resolved in December 2021, when Microsoft issued a cumulative update to solve it.

However, the Windows 11 cumulative update fixes these performance issues for some users only and there are reports of SSD or HDD still being slower than it should be.

Before this late January update, the speed and response time of PC fixed storage devices could be severely impacted on Microsoft’s latest OS.

The update’s release notes mention that the software specifically addresses a performance regression issue that occurs when you enable the update sequence number (USN) journal.

Windows 11 users have started acknowledging the win all over forums and on Microsoft’s official Feedback Hub, where they claim that storage devices are at last performing as well as they did under Windows 10.

The observations appear to cover the gamut of drives, from those using the SATA interface to the latest M.2 NVMe SSDs.

It’s important that the word spreads to absolutely anyone who has been struggling with sluggish response times because of this annoying issue.

So, if you upgraded to Windows 11, or have a pre-built Windows 11 system whose disk performance doesn’t quite seem to be what you expected, you can manually check for KB5008353.

This late January cumulative update brought forward a lot of fixes and improvements that you will definitely want to check out if you’re interested in this kind of stuff.

Have you also experienced slow HDD or SSD response times on your Windows 11 device? Share your experience with us in the comments section below.

If the advices above haven’t solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on TrustPilot.com) to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

Still having issues? Fix them with this tool:

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