Note Do not close this Command Prompt window until the verification is 100% complete. The %WinDir% placeholder represents the Windows operating system folder. The sfc /scannow command will scan all protected system files, and replace corrupted files with a cached copy that is located in a compressed folder at %WinDir%\System32\dllcache. For more information about using the DISM tool to repair Windows, reference Repair a Windows Image.Īt the command prompt, type the following command, and then press ENTER: Note: Replace the C:\RepairSource\Windows placeholder with the location of your repair source. To do this, run the following command instead:ĭISM.exe /Online /Cleanup-Image /RestoreHealth /Source: C:\RepairSource\Windows /LimitAccess
However, if your Windows Update client is already broken, use a running Windows installation as the repair source, or use a Windows side-by-side folder from a network share or from a removable media, such as the Windows DVD, as the source of the files. Important: When you run this command, DISM uses Windows Update to provide the files that are required to fix corruptions. It may take several minutes for the command operation to be completed.ĭISM.exe /Online /Cleanup-image /Restorehealth Type the following command, and then press Enter. (If you are running Windows 7 or Windows Vista, skip to Step 3.)
If you are running Windows 10, Windows 8.1 or Windows 8, first run the inbox Deployment Image Servicing and Management (DISM) tool prior to running the System File Checker. To do this, do the following as your appropriate: Run the System File Checker tool (SFC.exe) 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. If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files.
A useful program for keeping your PC in pristine conditionĪll things considered, the utility packs several tools that can help you clean, maintain, repair, create backups and other software solutions that can help you keep your computer running optimally and smoothly.Windows 8.1 Windows 8.1 Enterprise Windows 8.1 Pro Windows 8 Windows 8 Enterprise Windows 8 Pro Windows 7 Enterprise Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Starter Windows 7 Ultimate Windows Vista Enterprise 64-bit Edition Windows Vista Ultimate 64-bit Edition Windows Vista Business Windows Vista Business 64-bit Edition Windows Vista Enterprise Windows Vista Ultimate Windows 10 More. Then again, if you are not happy with the apps recommended, then you can also add your own programs by following the steps indicated in the Custom Tools tab. Once you have removed the problematic viruses or PUPs, you can verify whether the operation has affected the integrity of the files that have been corrupted. If you have reasons to believe that the sluggishness of the operating system is due to a virus infection, then you will be happy to learn that the app provides you with several solutions to remove Trojans, spyware and other malware. It helps you maintain your computer clean of malware
Therefore, you can choose between different hardware monitoring, backup and recovery, repairs, uninstallers, Windows enhancement solutions and other tools that help you configure the behavior of your operating system. While it is not exactly impressive, the GUI is clean and displays various tools well-organized based on the primary function they are developed for. You should make sure that you have free space, as the tool creates a special folder to store the applications that you are downloading.
The setup is as straightforward as it gets, especially since it entails decompressing the archive in any desired location on your hard drive. Comes with numerous monitoring, tweaking and repair tools Windows Repair Toolbox is a lightweight bundle that provides you with an extensive set of tools to help you monitor, clean, enhance, tweak and repair broken processes that make your system sluggish. In case you noticed that your computer has been running slow lately and its performance is consistently decreasing, then perhaps it is time to consider clean it of junk and other obsolete apps that are clogging the resources.