4/28/2023 0 Comments System file checker not working![]() Malicious software can inject itself into the system by modifying Window’s own files. Malware is the primary reason system file protection exists.Unfortunately, “wrong” can be the result of many different things: If they don’t, something is wrong, and Windows will likely report the error. ![]() When files are “officially” updated, this information is also updated to reflect the new official files.Įvery so often, Windows checks all those files to make sure they still match, meaning the time stamp, size, and hash value all match what is expected. The premise behind system file protection is that Windows keeps information for critical files - possibly including, but not limited to, the date/time stamp of the file, its size, and its cryptographic hash. Run SFC by entering “SFC /scannow” in an admin Command Prompt or PowerShell. If an unexpected version is found, SFC attempts to restore it from copies or original installation media. SFC scans your system files and confirms they have not been compromised or replaced with unofficial versions.
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