: Download the Media Creation Tool for serious OS corruption.
: A top-rated utility that scans for malware, junk files, and broken OS components. It is particularly effective at replacing corrupted Windows DLLs with fresh versions from its online database.
: Run sfc /scannow in Command Prompt.
Download Repair Tool for Windows 10: Official and Third-Party Solutions
: This is the ultimate "fix-it" download. It allows you to create a bootable USB or DVD to perform an "In-Place Upgrade" or a fresh install. An in-place upgrade repairs your OS files while keeping your apps and personal data intact. You can download it directly from the Official Microsoft Download Page .