Because the registry is so critical to the proper function of Windows 10, it is vitally important to be very very careful when editing it as you can easily brick your system with an ill-advised registry change.
Windows 10, like all previous versions of Windows, relies on a database called the “Registry” to configure tens of thousands (if not more) low-level configuration options for Windows and its many software applications. Change Taskbar Transparency Using The Registry If you want your taskbar to be noticeably transparent, follow the directions for our alternate methods below.
To do this, you can go though the “Personalize” tab and use the settings there, but when you turn the transparency on it makes very little noticeable difference. The first thing to try is within the confines of Windows 10 itself. We’ve picked the most straightforward ways to do this. There are multiple ways to change the transparency of your taskbar, including going into your registry or using other programs.
How Do I Increase The Transparency Of My Taskbar In Windows 10?