Here is the link to the marketplace: https://marketplace.visualstudio.com/items?itemName=KerimKhemraev.qtcreator-color-theme where can simply click "Install"
- Open the extensions sidebar on Visual Studio Code
- Search for "kerimkhemraev" without spaces (search by author is easier then by unpopular name)
- Click Install
- Click Reload to reload your editor
- Select the Manage Cog (bottom left) > Color Theme ＞ QtCreator's default color theme
In some cases this theme incorrectly colors the text