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3 Answers. The Operating System is stored on the Hard Disk, but on boot, the BIOS will start the Operating System, which is loaded into RAM, and from that point on, the OS is accessed while it is located in your RAM.
Why OS is stored in ROM?
This makes ROM ideal for storing instructions and data that are needed for the computer to run. These instructions and data are usually programmed by the computer’s manufacturer and cannot be overwritten. The BIOS (Basic Input Output System) is an example of a program that is stored in ROM.
How do I install a new operating system on Windows 10?
How to install Windows 10
- Make sure your device meets the minimum system requirements. For the latest version of Windows 10, you’ll need to have the following: …
- Create installation media. …
- Use the installation media. …
- Change your computer’s boot order. …
- Save settings and exit BIOS/UEFI.
