Seeing Windows error 0x8007025d? This installation error means a required cabinet file is corrupt or unreadable. Learn what causes it and how to fix it.
The USB drive or the ISO on it is corrupted.
Next step: Re-download the Windows ISO directly from microsoft.com and use the official Media Creation Tool to recreate the USB drive. Don't reuse a previously made USB.
A downloaded update file is corrupted.
Next step: Open Command Prompt as administrator. Run: net stop wuauserv — delete C:\Windows\SoftwareDistribution\Download — run: net start wuauserv — then retry Windows Update.