Much as I love the idea of Windows 7’s window-preview
thumbnails, which pop up when you mouse over any running program in
the taskbar, I find them almost useless. The thumbnails themselves
are too small, especially on systems with large, high-resolution
monitors. On my 22-inch LCD, for instance, the thumbnails rarely
give me a clue as to what’s actually inside the program.
Fortunately, I’ve discovered the awesome Windows 7 Taskbar
Thumbnail Customizer (W7TTC for short), a free utility that lets
you make thumbnails just about any size you want.
There’s nothing to install: Just run the program, then drag the
Maximum Size slider somewhere north of its default. (I
tried doubling it to 400, then went all the way to the maximum:
512.) Click Apply Changes, then mouse over a running taskbar to see
I’ve been waiting for a solution like this, which has been available for Vista for quite some time. And
as you can see in the screenshot (click to make it larger), W7TTC
offers several other taskbar adjustments as well, including
spacing, margins, and delay time (i.e. the wait before thumbnails
This little app was developed by 12-year-old Kishan Bagaria. He
just made this 41-year-old Windows user very happy.