[FIX] KB5055523 creates a folder named inetpub on the root of C drive
If you are running Windows 11, 24H2, you might see the latest Cumulative update for Windows 11 aka KB5055523 released on April 10th. This update might have added a folder named “inetpub” to the root of your C drive.

What does this folder correspond to in Windows 11
The inetpub folder is usually associated with an optional feature named “Internet Information Services” which enables your system to host websites, web applications, and services. IIS supports HTTP, HTTPS, FTP, FTPS, and SMTP protocols. Even if you do not have IIS enabled, this folder is appearing
Fixing April Update KB5055523, adding inetpub folder in the C drive
The folder is entirely harmless and is safe to delete by yourself, if it hass appeared on your machine. Microsoft might have changed the codebase for IIS components, resulting in this minor issue. Typically, this folder saves the contents of the Websites you want to host using IIS. Additionally, If you have not yet, update to Windows 11 24H2 as soon as possible using this guide.