Windows Viewer ((install)) -

It reminds us that an operating system's most important function is often the most invisible: getting out of the user's way so they can see what they actually wanted to see.

Users rebelled. Power users discovered registry hacks to restore in Windows 10. Forums filled with questions: "How do I make the old viewer the default?" windows viewer

The classic Windows Viewer is a retired hall-of-famer. The modern Photos app is a capable, if bloated, successor. But for anyone who remembers the whir of a hard drive and the instant gratification of a double-click, the original will always be the standard. It reminds us that an operating system's most