C:\Windows\System32\
This article provides a comprehensive overview of recdiag.dll , its purpose, location, common errors, and how to handle them. The name recdiag.dll is a shortened form of Recovery Diagnostics . In essence, this DLL is a core component of the Windows Recovery Environment (WinRE) . recdiag.dll
However, because it is part of the recovery environment , a copy may also exist within the WinRE image file ( winre.wim ), located in a hidden partition at the end of your system drive. recdiag.dll