Microsoft Msxml 4.20.9818.0 -

You likely didn't install this manually. It usually arrives in one of two ways:

It was commonly included in or updated via Windows XP, Vista, and Windows 7. ✅ Should you keep or remove it? Microsoft XML Core Services 4.0 - Microsoft Lifecycle Microsoft Msxml 4.20.9818.0

Microsoft officially ended support for MSXML 4.0 in April 2014 . You likely didn't install this manually

Because it no longer receives updates, it is frequently flagged by security scanners (like Nessus or Qualys) as a vulnerability. Microsoft XML Core Services 4

Older applications (like Toad for Oracle, SQL Server tools, or older games) install it as a necessary dependency.

Microsoft MSXML 4.20.9818.0 is a specific version of . It is an older system component used by legacy Windows applications to parse and process XML data. Critical Status: Obsolete and Insecure