disable taskbar thumbnail preview on windows via gpo

Tweaking the Registry does involve some risk, especially if you've never used it before, of messing something up and rendering your PC unusable. If you only have one window, you'll still see a thumbnail. The only difference is that this method only works for two or more instances of a window. You can also disable taskbar thumbnails by changing Registry settings. How to Disable Taskbar Thumbnails Using the Registry While you can disable thumbnail preview using a built-in option, changing the threshold requires tinkering with the registry. You can also disable the thumbnail preview altogether. If you want Windows to switch to a listed view, say, from the 5th window and onwards, that's possible.

The good thing is that you can change this threshold manually. Once you open the 17th window, you'll start seeing a list instead of thumbnails. So if your screen resolution is 1920x1080, it will accommodate 16 thumbnails with default DPI. Here are the taskbar thumbnail threshold limits for Windows 10 and 11: Windows uses those two factors to calculate the number of thumbnails that your screen will comfortably accommodate. To get this answer, you first need to find your screen resolution and DPI scaling.

When Does Windows Display a List Instead of Thumbnails in the Taskbar? In this guide, we tell you how to you can disable thumbnails and always see a list instead when you hover over a taskbar icon with multiple instances running. You'd rather just have the list of Windows like the one you see when you've got plenty of instances of a program open. Often, you also don't want those thumbnails. The problem, it takes a moment before the thumbnail appears. When you hover over a specific icon in the taskbar, you'll see thumbnail previews of all open Windows. Every time you've got a few windows of the same program open on Windows 11, the windows are clubbed in the taskbar to keep everything clean and save some taskbar estate.

Disable taskbar thumbnail preview on windows via gpo