To make it even easier, you can now drag and drop your texture files onto the window and it will detect all the channels automatically. In case you have a unique naming convention, there is a tags manager implemented which gives you the option to fit the tool to your workflow and naming.
In the preferences you can choose one of the ywo supported render engines and also set up your input color space. This will give you the opportunity to work with the aces workflow.
It also contains a Toolbar for features like UDIM, Remap Textures and Combined Place2DTextures.
Hope it makes everyones life a bit easier.
Not working for Mac Users unfortunately.
If you want to know how it works in action, here is an introduction video that explains the new features: