How to Check if Secure Boot Is Enabled on Your PC
 

Modern PCs that shipped with Windows 8 or 10 have a feature called Secure Boot enabled by default. It keeps your system secure, but you may need to disable Secure Boot to run certain versions of Linux and older versions of Windows. Here’s how to see if Secure Boot is enabled on your PC.

http://www.howtogeek.com/283803/how-...ed-on-your-pc/