Some security tools block or quarantine parts of the Recovery Creator or extracted files, causing validation to fail.
If the Lenovo tool continues to fail, the best solution is to bypass it entirely. You do not actually need the Lenovo specific tool to reinstall Windows on a Lenovo laptop; you just need a clean Windows installer. lenovo usb recovery creator validation failed
Request a physical USB recovery drive from Lenovo (paid option). These are pre-validated. Some security tools block or quarantine parts of