If that doesn't work, try the to repair the system image: dism /online /cleanup-image /restorehealth Use code with caution. Copied to clipboard Step 3: Check Hardware & BIOS
A malfunctioning hardware port is corrupting data during transfer. how to fix windows could not load required file winsetup.dll
If upgrading from within Windows, existing system files may be damaged. If that doesn't work, try the to repair
Incorrect SATA or boot settings may cause file access issues. If that doesn't work
This comprehensive troubleshooting guide explains the root causes of this error and provides step-by-step instructions to fix it. Common Causes of the Winsetup.dll Error
If you cannot replace RAM immediately, remove all but one stick of RAM and retry installation. Then test each stick individually.