Introduction. A heavily fragmented file in an NTFS file system volume may not grow beyond a certain size caused by an implementation limit in structures that are used to describe the allocations. In this scenario, you may experience one of the following issues: When you try to copy a file to a new location, you receive the following error message:

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.

This article describes an issue that occurs when cluster validation is run to validate cluster configuration in Windows Server 2012 R2. A hotfix is available to fix this issue. The hotfix has a prerequisite.

You use the Windows System Resource Manager to manage the CPU usage and the memory usage on a terminal server that is running Windows Server 2008. In this situation, you find that the CPU usage for the Wmiprvse.exe process is higher than expected.

Symptoms. If you have installed the update KB2821895, and then run the System File Checker using the command sfc /scannow, the scan reaches 100% complete, and you receive the following error: Windows Resource Protection found corrupt files but was unable to fix some of them.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

MS15-104: Description of the security update for Skype for Business Server 2015 (Web Components Server): September 8, 2015 - Microsoft Support. Skype for Business Server 2015. Summary. This security update resolves vulnerabilities in Skype for Business and Microsoft Lync Server.

Make sure you have the latest updates for Windows and device drivers. 2. Restart your PC and open only the apps you need. 3. Use ReadyBoost to help improve performance. 4. Make sure the system is managing the page file size. 5. Check for low disk space and free up space.

Resolves a vulnerability in Windows DirectWrite that could allow denial of service if an attacker sends a specially crafted sequence of Unicode characters directly to an Instant Messenger client.