On April 8, Microsoft launched the most recent cumulative updates for all supported Home windows 10 and 11 releases. Apart from your typical safety fixes and enhancements, KB5055523 for Home windows 11 introduced some sudden modifications to the system drive.

This month’s safety updates for Home windows 11 create a brand new empty folder on drive C. It’s known as “inetpub,” and it doesn’t include any further folders or information. Its properties window exhibits 0 bytes in dimension and that it was created by the system itself. Neowin checked a bunch of Home windows 11 PCs with the April 2025 safety updates put in, and all of them had inetpub on drive C.

The mysterious inetpub folder shouldn’t be protected, and you may take away it like another folder in your laptop. For the time being, it doesn’t seem that deleting the uncalled listing causes any hurt, nor does it have an effect on any operating processes or apps. You can too depart it as is because it doesn’t take any house in your drive.

Evidently the newly found folder is expounded to Microsoft Web Info Companies, a platform that was launched in 1995 for internet hosting web sites and companies. Whereas IIS continues to be current in trendy Home windows releases, it’s turned off by default. It’s an optionally available function that requires guide set up from the “Flip Home windows options on or off” UI. Subsequently, the inetpub folder shouldn’t be current on drive C by default.

Microsoft has not shared something concerning the state of affairs, so keep tuned for phrase from the corporate. This might be a easy bug that one way or the other slipped unnoticed into the general public launch. We’ll replace the article as soon as there may be extra data to it. In the meantime, you will discover launch notes for Home windows 11 April 2025 cumulative updates right here.