The SFC tool relies on a local image of Windows to replace bad files. If that image is also corrupt, SFC will fail. In this case, run the Deployment Image Servicing and Management (DISM) tool before running SFC again:
How to Fix Windows 11 Issues with SFC /Scannow If your Windows 11 PC is acting up—crashing, showing weird errors, or just feeling sluggish—you might have corrupted system files. Before you consider a full reinstall, try using the . It's a built-in tool that scans your system for damaged files and replaces them with a healthy cached version. Why Should You Run an SFC Scan? sfc scannow windows 11
In modern Windows 11, if SFC cannot repair files, you should first run the Deployment Imaging Service and Management Tool (DISM) to fix the local cache that SFC relies on. Use: The SFC tool relies on a local image
For the best results, it is recommended to run the (Deployment Image Servicing and Management) tool before SFC. DISM ensures the "source" image used to repair your files is actually healthy. Before you consider a full reinstall, try using the
To address the system instability you are experiencing, please run the System File Checker tool.
If your Windows 11 computer is crashing, showing error messages, or behaving unpredictably, you may have corrupted system files. The System File Checker (SFC) is a built-in Windows utility that scans for and restores these corrupted files. Here is how to run it.