To fix Operating System Loader has no signature, Incompatible with SecureBoot, All bootable devices failed Secure Boot verification error, follow these steps.

Patrick Marshall answers questions about how to find out if you have a pirated version of a Windows operating system and how secure are VPNs.

If you see Error 1962, No operating system found, Press any key to repeat boot sequence when you start your Lenovo computer, see this post.

A bad system config error on a Windows machine can stop you dead in your tracks. Here are some things to try to troubleshoot and fix the pesky issue.

When Windows gets wonky, try this series of repair techniques — in this order — to attempt to set things right.

Windows 11 Insiders have discovered a memory leak in the new operating system's File Explorer. This seems to have carried over for some into the final build of Microsoft's newest OS, and means ...

Any signs of file or directory corruption should be addressed immediately to restore the performance and stability of the operating system.

Microsoft Windows 10 is a complicated operating system, but users can often fix basic configuration issues with the Troubleshooter. This how-to tutorial shows how it works.

A bug in Windows 11 and 10 stops PCs from resetting or recovering. Microsoft has issued an update to fix the problem, but you still need to install it.