“An operating system wasn’t found” error when booting Windows
When trying to boot Windows, you receive the error: An operating system wasn’t found. Try disconnecting any drives that don’t contain an operating system. Press Ctrl+Alt+Del to restart
Fix 'Operating System Not Found' Error on Your PC - Lifewire
Aug 29, 2025 · Encountering the 'Operating System Not Found' error? Your files are likely safe. Learn steps to resolve this issue quickly and get back to work.
[Solved!]Windows Says Operating System Not Found When …
Dec 9, 2025 · Summary: Fail to boot up Windows 11/10/8/7/Vista/XP on your PC, and it says operating system not found on the black screen? This post provides 6 proven solutions to …
How to Fix "Operating System Not Found" in Windows 10: A …
Sep 6, 2024 · Experiencing 'Operating System Not Found' on Windows 10? Follow our comprehensive step-by-step guide to troubleshoot and resolve this issue efficiently.
Missing Operating System Not Found error in Windows 11 [Fix]
Jul 29, 2025 · Users may on rare occasions receive Missing Operating System, Operating System Not Found or No operating system found error screen while booting their Windows computer. …
6 Ways to Fix Operating System Not Found on Windows
Sep 30, 2025 · How to fix operating system not found error you are receiving on your Windows computer? This article provides 6 fixes in terms of BIOS, Hard Disk, etc.
How to Fix Operating System Not Found (7 DIY Solutions)
Try the solutions listed below in the order they appear. We’ll start with a couple of simple things before moving on to the solutions that are a little complex. Solution #1 – Reboot your system. …
Missing Operating System (Operating System Not Found)? 10 Ways! - EaseUS
Nov 13, 2025 · All effective solutions to the "Missing Operating System" or "Operating system not found" error are carefully presented on this page. You may try any one of the methods to …
How to Fix Missing Operating System Issue on Windows? (5 …
Jul 23, 2025 · In this article, we'll walk you through these 5 solutions to Fix Missing Operating System errors step by step, so you can get your Windows system up and running smoothly …
How to fix the missing operating system error - Computer Hope
Jun 1, 2025 · How to fix the missing operating system error on your computer. Access instructions tailored for Windows versions 11, 10, 8, 7, Vista, XP, and earlier.