How to Fix Explorer Class Not Registered Error in Windows 10

You tried running a program in Windows 10 and you got the explorer “Class not registered” error instead. Don’t worry. This is a fairly common error. It’s usually caused by a corrupt file that’s linked to “explorer.exe.” However, it can also be caused by a faulty hard drive, although this is less common. In this …

How to Use NVIDIA Shadowplay to Record and Share Game Videos

If you have a computer with a NVIDIA graphics card, you may have seen the NVIDIA overlay notification whenever you open up a game. This feature is called NVIDIA Shadowplay, and you can use it through the GeForce Experience overlay.  If you’re looking to record some gameplay, share it with others, or stream, NVIDIA Shadowplay …

How to Fix a Pfn List Corrupt BSOD

Windows 10 relies on an index called the Page Frame Number (PFN) database to distinguish between free and allocated portions of physical memory. It consists of multiple lists—Active, Standby, Modified, etc.—that provide the operating system with the relevant information. However, if a list within the PFN database is corrupted, you’ll likely encounter a complete system …

FreeSync vs G-Sync: Display Technology Explained

If you have spent any time at all debating between monitors, then you’ve encountered the terms “G-Sync” and “FreeSync.” Unless you are a gamer looking for better performance, the terms likely don’t mean much to you. But knowing what the terms mean–and how adaptive sync technology works–will help you make the best decision about what …