windows 10 – How to remove and block “Visual Studio 2022 Fluent UI Refresh”

In this case, the theme isn’t part of Windows or any Windows component – it’s part of the program itself. Probably the majority of UI components used by Visual Studio’s main UI (tabs, toolbars, buttons, etc.) is either tailor-made for VS or has its UI style defined by VS, so its appearance will change if a VS update is released that changes the way those components are implemented, regardless of anything Windows does. Generally this is not something you can configure or revert in any way (except by downgrading the entire program to a previous version). The same also applies to all major web browsers, as well as every single app built on Electron (such as Discord or VSCode).