You may only disable SFC if you have a kernel debugger hooked up. However, you can change the value from 0 to 4 to leave SFC enabled but to disable the popups. Normally you won't want to change this value. There are actually four different options that you can set just by changing the DWORD value. This registry key controls whether SFC is enabled or disabled. Both of these commands replace incorrect systemįiles as necessary and may require you to provide copies of the correct Windows boots, the SCANBOOT parameter scans the system files every time Is that while SCANONCE scans the protected files the next time that SCANBOOT parameter is similar to the /SCANONCE option. System boots will occur normally without SFC running. Name implies, this type of scan will only happen once. During the scan, any incorrectįiles will be replaced with the proper versions. SCANONCE parameter tells WFP to scan the protected system files the Windows installation CD or the latest service pack or hot fix available. Of course, this may sometimes mean that you must have the Incorrect version will be reverted back to the official Microsoft Incorrect file version is detected during the scanning process, the SCANNOW switch tells SFC to scan all protected files right now. SFC is a command line tool that should be run from the Command Prompt window. For example, you may not want to waitĪround for WFP to detect that a protected file has been replaced.įortunately, there is a tool called the System File Checker (SFC) that WFP then makes the judgmentĬall as to whether to allow the installation.Īutomatic file replacement does save time, there are situations that
Than attempting to install the file itself. Needs to install a protected file, it hands the file off to WFP rather
Interesting side note about WFP is that it actually works closely with Will let you know by making an entry into the Event Logs. When the file is eventually replaced, Windows Now, wait a few minutes and press the F5 key Acknowledge the warning byĬlicking the Yes button. You do, you'll see a message indicating that changing the file'sĮxtension may make the file unusable. \WINDOWS\SYSTEM32 folder and rename the CALC.EXE file to CALC.OLD. Installation CD or from the computer's DLLCache folder.įile Protection doesn't just protect files against modification-it also Windows pulls the correct version of the file either from the Windows Will soon be overwritten by the correct version. System files can also be replaced by Windows Update or by theĪre not met, the protected file will be replaced by the new file, but Included with Windows service packs, hot fixes, and operating system Only types of files that are allowed to replace system files are those If both of theseĬonditions check out, then the replacement is allowed. Replacement file's digital signature to see if Microsoft signed theįile and to see if the file is the correct version. RegistryĮntries control the file types that WFP protects.Īpplication attempts to replace a protected file, WFP checks the Specific file types, such as SYS, EXE, DLL, OCX, FON, and TTF. Preventing any modifications to the entire folder, WFP protects Still, the file shredder function is easy to find and works well if you don't care to have other wipe methods.Īll versions of Windows should be able to run Glary Utilities.Is designed to protect the contents of the Windows folder. You won't like this program if you want something simple that's free from clutter, because there are lots of other included tools. Glary Utilities can also write over the free space of an entire hard drive, which is useful for ensuring files you already deleted are truly irrecoverable. Though probably not necessary, you can repeat the data wipe method up to 10 times for a more thorough clean. You can also right-click files or folders in File Explorer and choose Wipe with Glary Utilities to send them to the file shredder program. Just drag and drop files and folders into the program window, or use the buttons to browse for them. The file shredder portion of the program is in Advanced Tools > Privacy & Security. Glary Utilities is a software suite with lots of tools, such as a file shredder, a registry cleaner, a defrag program, and many others.