If your PC has multiple drives or you suspect a non-standard setup, you can confirm the location using these methods: How can I know on which drive is Windows installed?
Knowing where your OS lives is crucial for upgrading storage, cleaning up files, or troubleshooting boot errors. Bookmark this guide for the next time you need to locate your Windows installation. where is windows installed on a pc
Unsure which drive holds your operating system? Learn how to locate your Windows installation, understand drive letters (C:, D:), and check using built-in tools. If your PC has multiple drives or you
The Windows operating system is not located in a single file or a single place. It is a distributed system residing on: Unsure which drive holds your operating system
"Windows is actually installed on a special partition on the hard drive," Mike said. "It's not just a simple C: drive like you're used to."