Tag Archives: secure boot

Error 1962: No Operating system found. Lenovo Workstation [SOLVED]

If you are trying to install Windows 7 on a new Lenovo workstation, you may encounter the following error message: Error 1962: No Operating system found. The following steps were necessary for the system to recognize my Windows 7 USB installation flash drive: Disable Secure Boot Enable CSM Save changes and reboot 🙂 Other similar errors: b540p error 1962 no operating system found – Lenovo Communityhttps://forums.lenovo.com/t5/IdeaCentre-Desktops-Home-Servers/b540p-error-1962-no-operating-system-found/td-p/1068069i have had nothing but problems with this model since day 1. i upgraded to